ISSN 2072-8174 printed version
ISSN 2307-3640 online version

INSTRUCTIONS TO AUTHORS

Scope and policy

Revista del Nacional (Itauguá) (ISSN 2307-3640 online version) is the official organ of scientific dissemination of the Centro Médico Nacional – Hospital Nacional, Itauguá-Paraguay under the Ministerio de Salud Pública y Bienestar Social. The objective of this journal is to publish with standards of excellence, the investigative, scientific and intellectual production of original and unpublished works, of current topics (studies that do not exceed two years before publication), generated by national and international professionals in the area of ​​clinical medicine, biomedical research (application of biology and physiology to medicine), dentistry, nursing, nutrition, public health, microbiology, molecular biology, health biotechnology, and other areas related to health. The manuscripts of traditional, complementary and integrative medicines will be exhaustively evaluated by the editorial board for their acceptance, having as main criteria the relevance and interest of the community. Its periodicity is quarterly with an annual volume.Available in printed and online format since 2009 year and quarterly periodicity.Since 2016, has been published exclusively as an online journal and, since December 2023, publishes articles in Espanih or English. It does not charge fees for evaluation or publication, it is freely accessible and free of charge. Revista del Nacional (Itauguá), it publishes original contributions in the field of Public Health and is free, accepts pre-published or pre-printed articles (preprint) in servers with this methodology. The journal admists the use of generative artificial intelligence (AI) and AI-assisted technologies, exclusive in the writing stage, under human supervision and control. Publication of the journal is free of charge for the authors, and all manuscripts are published under open access modality. The authors assign to the Journal the ownership of their copyright, so that the articles are published and disseminated in any format or medium, under a Creative Commons Attribution License. To detect plagiarism, use the plagius program.

Uptodate: December 2023.

From and preparation of manuscripts

GENERAL REQUIREMENTS
As part of the submission process, authors are required to check that their submission meets all the elements shown below. Submissions that do not meet these guidelines will be returned to the authors.
I. SHIPPING RULES
We strongly request that you read the shipping regulations in order to avoid inconvenience.
1.1 All documents will be sent in electronic format, on A4 size sheet, Times New Roman font size 12, Microsoft Word © version, 1.5 line spacing, in Spanish. The works will be received by email: revdelnacionalhn@gmail.com
1.2 Manuscripts must be accompanied by a letter addressed to the Editor (it is recommended to send it scanned in PDF), indicating the section where the article will be published, presenting the submitted work (article title), stating that it is an original work, not published in no other means (except preprints), nor simultaneously postulated for consideration and that all authors are fully aware of the content of the work, clarifying the existence or not of conflict of interest and respect for ethical standards.
1.3 If there are sources of funding for the study, those responsible must make them known to the Editor. The letter must be signed by each author, and contain the registration number in the "Open Researcher and Contributor ID" (ORCID). To obtain the ORCID identifier, visit https://orcid.org/signin of each of the researchers and the email of the corresponding author.
1.4 The Revista del Nacional (Itauguá) adopts the guidelines for publication according to "RECOMMENDATIONS FOR THE PREPARATION, PRESENTATION, EDITION AND PUBLICATION OF ACADEMIC PAPERS IN MEDICAL JOURNALS" last update (December, 2019) http://www.icmje.org/recommendations/ prepared by the International Committee of Medical Journal Editors (ICMJE).
1.5 The editorial board reserves the right to decline those manuscripts whose contents totally or partially overlap with previously published works, or whose subject does not correspond to the objective of this journal. In addition, they may be rejected for reasons of non-compliance with the editorial rules, ethical violations, low scientific quality and the inappropriate use of the language.
1.6 Changes of authors or their order will only be considered if requested by means of a note signed by all authors for this purpose.
1.7 Bibliographic managers facilitate scientific organization, integrating bibliographic citations and references. If you use bibliographic management programs (Mendeley, Zotero, EndNote) before sending electronic manuscripts you must remove the field codes, to avoid interference with the production process, otherwise the work will be returned.
* Before deleting the codes make sure to make at least one backup copy of the document, because once you have deleted it you will no longer be able to access the Library of the selected manager.
* The easiest way to remove the field codes is to do it manually from the Word file: 1) in your Word file select the entire manuscript by pressing: ctrl + A or ctrl + E or select all the text manually;
* press ctrl + shift + F9 or cmd + 6 to unlink all fields and remove hidden links.
* Save your file and you are ready to send to the Revista del Nacional (Itauguá).
* If you want to remove the codes from the Mendeley, Zotero or EndNote field, you should consult the technical support of the bibliographic manager used.
II. EVALUATION OF MANUSCRIPTS
The approval of the submitted manuscript will be based on its relevance, originality and scientific validity. The opinions issued on them will be communicated exclusively to the corresponding author, within six weeks after receiving them.
The evaluation will go through the following stages:
1st revision: by the Editorial board of the Revista del Nacional (Itauguá). A first evaluation of the manuscripts is carried out to verify that they conform to the regulations, objectives of the journal, and to the fulfillment of the general methodological criteria.
If accepted, the article goes to the second stage.
2nd review and evaluation: in charge of two professional peer evaluators depending on the case, experts in the thematic area of ​​the article and will be double-blind (both authors and reviewers are anonymous at all times), nationals and foreigners, guaranteeing the strict confidentiality of all job data. If there are contradictory opinions, another opinion will be requested.
The opinion may be:
1. Approved
2. Approved with modifications
3. Not approved (with suggestions and restart of the process)
4. The decision to accept or reject a manuscript is finally made by the Editorial Committee according to the evaluative reports of the peer review process.
5. Once the original has been accepted for publication, the version prior to publication will be sent to the authors for approval.
III. EDITORIAL POLICY
Copyright
The works and opinions published in the journal are the sole responsibility of the authors. The articles will be published and disseminated under Attribution License 4.0 International Creative Commons (CC BY 4.0): https://creativecommons.org/licenses/by/4.0/deed.es
Plagiarism detection: the Revista del Nacional (Itauguá) uses the Plagius program (Copyright © 2009-2017 GH Software LTDA) to detect similarities with other publications. Only articles that have up to a maximum of 5% coincidences with other manuscripts in the full text will be accepted, otherwise it will be rejected.
The errata publication procedure will be done in the next issue of the same volume. The retraction will be made by note to the Editor who will communicate the details of the same in the next issue of the same volume.
Publication fees. It does not charge fees for evaluation or publication of articles.
Aimed at editors, reviewers and authors: Those manuscripts that apply the ethical standards of the Publications Ethics Committee (COPE), November 2019 version, will be included. https://publicationethics.org/files/cope_dd_a4_pred_publishing_nov19_screenaw.pdf available under the Attribution license 4.0 International Creative Commons (CC BY 4.0): https://creativecommons.org/licenses/by-nc-nd/4.0/
For authors
Originality: original and unpublished research will be accepted.
The Revista del Nacional (Itauguá) uses the Plaguis Detector software to detect levels of similarity in the manuscripts received, so that all articles will be reviewed with this method.
Multiple and / or repeated publications: Authors must not publish the same article, or the same results, in more than one journal, or send to other journals, while the editorial process lasts, manuscripts that have been submitted to Revista del Nacional (Itauguá ). Authors must withdraw their article from the journal if they wish to send it to another publication medium.
Authorship and contribution: it is declared considering that all the authors have contributed significantly to the work and the order of the authors is established according to the level of contribution and contribution in the conceptualization, elaboration, interpretation and writing of the manuscript. If it is necessary to change the name of an author or the inclusion of new authors, once the manuscript arbitration process has started or the researcher affirms that it has been included without their consent once the manuscript arbitration process has started or If the article has already been published, or any inconvenience regarding authorship and contribution, the Editorial Team of the Revista del Nacional (Itauguá) will proceed as indicated by the Ethics Committee (COPE).
Conflict of interest and disclosure: the authors must declare that there is no conflict of interest, which may have influenced the results presented.
The authors must communicate in writing if there is any personal or financial relationship between the authors of the article and people or public or private entities, from which a possible conflict of interest could arise, that could improperly influence their work.
Errors in published articles: Manuscripts accepted for publication will be sent to the authors, after layout, so that they can review them and issue their criteria in this regard, however, in the event that the authors detect errors or any inaccuracies, after Once the article has been published, the Chief Editor of the journal must be informed immediately, providing the necessary information, so that the pertinent corrections can be made.
Responsibility: The information contained in the papers presented will be the total responsibility of the authors.
Sources: Authors must provide the correct list of sources used in their manuscript.
For reviewers
Refereeing process: The process used for the evaluation of the manuscripts submitted to the Revista del Nacional (Itauguá), is following the type of double-blind review, where the reviewers do not know the identity of the authors of the articles and the authors do not they know the identity of the reviewers, so it is the editors who mediate the interactions between reviewers and authors.
The referees are professionals selected based on their prestige and scientific results achieved in the area of ​​knowledge addressed by the manuscript that they are assigned to evaluate, they assume the commitment to carry out an objective review, with scientific, critical, honest and without bias criteria. in order to provide the editors with truthful information about the quality of the proposed article and to make constructive remarks to the authors, favoring the appropriate corrections.
They must submit the corresponding review forms clearly indicating the reasons why an article is accepted or rejected and warn, in case they detect or suspect cases of duplication, conflict of interest, ethical problems or invented data.
The Editorial Board will act impartially, regarding the decisions made by each of the arbitrators, so that, if a manuscript is accepted by one arbitrator and rejected by another, it will be sent to a third arbitrator, whose decision will be final and final. to settle the situation.
Respect for time: The referees undertake to carry out the requested review within the maximum deadlines established by the magazine's editorial team.
Confidentiality: The works assigned for review will not have identifying data about the authors and institutions to which they belong and, in addition, they must be treated with total confidentiality, so they cannot be discussed with other people prior to the publication process.
Disclosure: All information related to the peer review process may not be used for personal purposes, or shared with other people not included in the editorial process.
Reviewers' conflicts of interest: The referees undertake the obligation to inform the Editor, if they suspect that in the manuscript they are evaluating, no conflicts of interest have been revealed, which should be declared.
Additionally, you should not accept a review assignment if you presume a potential competing interest, including the following:
* Previous or current collaborations with the presumed author / s.
* Probable direct competitor.
* You may have a known history of antipathy with the alleged perpetrator / s.
* Have a personal affinity relationship with an author that does not allow them to objectively evaluate the manuscript.
* You can profit financially from the job.
They should only accept the evaluation of the manuscript, if they do not have any type of conflict of interest with it, in case of conflicts, the reviewer must inform the editors or journal staff that their participation should be refused, if they consider that they cannot offer an unbiased review. When submitting his opinion, he must indicate whether or not he has conflicting interests.
For editors
Decisions: Once all the steps of the editorial process have been carried out, the Editorial Team selects for publication the articles with the highest quality and contribution, in correspondence with the evaluation made by the referees and without any type of discrimination or favoritism towards the authors.
In this process, the Editorial Team of the Revista del Nacional (Itauguá), will be inflexible with bad practices, such as plagiarism, invented data in the received article, duplication in the sending of articles already published and fraud in any of its forms and if necessary, it will make the appropriate consultations to the members of the Editorial Board.
Confidentiality: The members of the Editorial Team of Revista del Nacional (Itauguá), assume the commitment not to fully or partially disclose the research nominated for publication, to other people who are not authors of the manuscript, reviewers and editors of the journal for the purposes of guarantee the integrity of the entire process.
Conflict of interest and disclosure: The editorial team assumes the commitment not to use in its research, the contents of the articles sent to the journal for evaluation, without the written consent of the author or authors, in the same way any conflict of interest between authors and editors.
Editors' Conflict of Interest: The Editor-in-Chief and Associate Editors must declare their own competing interests or conflict of interests (CDI) and, if necessary, disqualify themselves from participating, in the part that corresponds to them, of the editorial process of a manuscript if it detects a conflict of interest, immediately summoning and informing the remaining members of the Editorial Team.
The most common reasons why editors excuse themselves from participating in the editorial process of a manuscript may include, but are not limited to:
* Collaborate with an author, current or recently.
* Have published with an author during the last 5 years.
* Have had grants with an author, current or recently.
* Having a personal relationship with an author, which can reduce objectivity to the objective performance of the editorial process related to a manuscript.
Respect of the times: The Editorial Team is committed to complying with the time limits, for the revisions and the publication of the accepted works. Depending on the income stream and the editorial process, the authors will be notified when a manuscript is accepted for publication, indicating the number and date it will be published. The total process between the receipt of a work and the notification of results will not be longer than 6 months.
Errors in published articles: The Editorial team will be willing to publish corrections, clarifications, retractions and apologies when necessary.
IV. PREPARATION OF ITEMS
Must contain:
1. Title: concise and informative, in Spanish and English (with content entirely similar to Spanish). No abbreviations. You must adequately describe all work. It is suggested that it does not exceed 15 words.
2. Names and affiliations of the authors: no more than 7 authors are allowed. It must contain full names and surnames of the authors with the hierarchical institutional affiliation in descending and geographical order (example: Ministry of Public Health and Social Welfare, name of the hospital, department, service, city and country). Indicate all affiliations with a superscript number at the end of each author's last name and that same number must correspond to the beginning of the affiliation. Data from the personal resume should not be mentioned. Each author must have a registration number in the Open Researcher and Contributor ID (ORCID): https://orcid.org/signin
3. Corresponding author: person who represents all the authors, guaranteeing communication between the work team and the journal. You must include email and phone number.
4. Criteria for defining authorship: only those who have participated from an intellectual point of view in the final version of the text are required to be mentioned as authors.
For the inclusion of an author in a manuscript, the ICMJE recommendation is adopted: http://www.icmje.org/recommendations/
Only those who meet the four criteria simultaneously will be identified as authors:
1. Substantial contribution to the conception or design of the article or to the acquisition, analysis or interpretation of the data.
2. Participation in the writing of the research work or in the critical review of its intellectual content.
3. Intervention in the approval of the final version to be published.
4. Ability to respond to all aspects of the article to ensure that questions related to the accuracy or completeness of any part of the work are adequately investigated and resolved.
Authors are advised to carefully review the listing and their order before submitting their manuscript for the first time.
To describe the contribution of each of the authors, especially in multicenter or multidisciplinary manuscripts, the Revista del Nacional (Itauguá) also accepts the CRediT Taxonomy (Taxonomy of authors' roles): https://casrai.org/credit/
CRediT considers 14 roles to specify the specific contribution of each author to the production for scientific dissemination:
1. Conceptualization: refers to the development and proposal of the research idea
2. Curation of content and data: search, selection and organization of quality information.
3. Data analysis: application of statistical, computational techniques, etc.
4. Acquisition of funds: obtaining financial support for the development of the project.
5. Research: conducting experiments and collecting data or evidence.
6. Methodology: development or design of the methodology, creation of models, experimental or statistical.
7. Project administration: coordination of the planning and execution of the research activity
8. Material resources: supply of study materials (reagents, patients, laboratory samples, animals, instrumentation, etc.)
9. Software: programming, software development, computer program design.
10. Supervision: vigilance over the planning and execution of research activities.
11. Validation: verification, either as part of the activity or separately from the general replication / reproducibility of the results.
12. Visualization: preparation, creation and / or presentation of the published work, specifically visualization / presentation of data.
13. Original writing-draft: preparation, creation and / or presentation of the work for its application for publication (writing of the initial draft).
14. Drafting-revision and editing: preparation, creation and / or presentation of the work published by the members of the research group, in a critical way.
5. Acknowledgments: people who have provided contributions for the development of the work, for example, professionals who do routine, doctors who send patients or interpret routine examinations, those who provide technical assistance, financial ties that could generate conflicts of interest, translation of the same or heads of services or departments that do not participate directly in the investigation, cannot be considered as authors; They can be mentioned in the Acknowledgments section, clearly describing what the contribution consisted of. It should be placed at the end of the manuscript and before the bibliographic references. Attach to the submission of the manuscript a letter with the written authorization of the people who will be mentioned in this section, if any.
6. Ethical Aspects. The journal respects ethical conduct and good publishing practices - Principles of Transparency and Best Practice in Scholarly Publishing published by the Committee on Publication Ethics (COPE), the Directory of Open Access Journals (DOAJ), the Open Access Scholarly Publishers Association ( OASPA), and the World Association of Medical Editors (WAME) and the Singapore Statement on Research Integrity.
7. Language: articles must be written in Spanish, adhering to the current spelling rules of the Royal Spanish Academy, using easy, unambiguous language.
8. If the text has been previously presented in a congress or communication, it will have to include its name, date and place of celebration.
9. For the preparation of reports by type of study, it is recommended to follow the international guidelines and guides for the presentation of research results, according to recommendations of the Pan American Health Organization (PAHO / WHO) and the network to improve the quality and transparency of research in Health (EQUATOR): http://www.equator-network.org/library/spanish-resources-recursos-en-espanol/.
According to the type of work, take into account the following guidelines: observational studies in epidemiology (cohort, cases and controls and cross-sectional studies)
a) observational studies in epidemiology (cohort, case-control and cross-sectional studies): The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE)
b) randomized parallel group trials. Updated guidelines for reporting randomized trials (CONSORT 2010):
c) systematic reviews and meta-analyzes. Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA)
d) case report: Consensus-based Clinical Case Reporting Guideline Development (CARE)
e) qualitative studies: Standards for reporting qualitative research (SRQR) o Consolidated criteria for reporting qualitative research (COREQ)
11. Bibliographic citations must be mentioned numerically, in order of appearance in the article, with a superscript effect, separated by a comma Ex .: (8,14,15,19,21) or hyphen (in case of covering very long consecutive references Ex .: (1-5) Furthermore, the cited texts must be the originals.
To insert the citations in the text:
to. The year should not appear
b. If it is located in the middle of the sentence. For example: Martinez M. et al. ref reported.
c. If the citation is located at the end of the sentence: .... reported these results ref
d. Always et al. (abbreviation of "and others" in Latin) is written in italics and a full stop, "and collaborators" will not be accepted because the suppressed names should not be of collaborators, but of authors.
12. References. In all the manuscripts, it is convenient that 70% of the bibliographic citations correspond to the last 5 years and the remaining 30% are distributed among the key works published during the previous years. They will be expressed in Arabic numbers in parentheses and their numbering will be correlative to the order of appearance of the references, follow Vancouver standards. It must contain exclusively the texts cited in the manuscript and they will be numbered consecutively with Arabic numerals, strictly following the order of appearance in the text. They must comply with the format and principles of standardization and editorial quality of guidelines for publication according to "Recommendations for the preparation, presentation, editing and publication of academic papers in medical journals" last update (December, 2019) prepared by the International Committee of Editors of Medical Journals (ICMJE) http://www.icmje.org/recommendations/
Online links to references raise the quality level of the publication, favoring peer review and reading by those interested in the article. In order to create links to indexing and query services such as Crossref, it is necessary that the data provided in the list of bibliographic references (names of authors, title, year of publication and pages) are correct. The use of the Digital Object Identifier System (DOI) is required as a permanent link to an electronic article.
Note: Include only six authors and if you exceed this number, place the Latin expression "et al." After the sixth author. Do not put "and" before the last author.
Elements to consider in standardized references by types of documents most cited: Journal articles must have, as the last element, the DOI number. The different formats of bibliographic references can be found in Citing medicine: the National Library of Medicine (NLM) style guide for authors, editors, and publishers or consult the list of reference examples based on Citing medicine from the NLM.
12. The words, figure and table must be in lowercase in the text.
Tables: They must be numbered in order of appearance in the text, identified with an Arabic number and the title at the top. Explanatory notes and explanation of abbreviations should be placed at the bottom. They should not contain redundant data already mentioned in the text. It is preferable to be typed by inserting a table in word processor (Word) or electronic spreadsheet (Excel) format. Dividing lines should be avoided vertical lines and it is recommended to mark only three horizontal lines (two for the subtitles and the third to mark the end of the table). Tables inserted as images will not be accepted.
All hematological and clinical chemistry measurements must be reported in accordance with the International System of Units. Only standard abbreviations should be used.
Figures: Figures are considered to be: 1. Drawings, 2. Schemes, 3. Maps, 4. Photographs, 5. Graphics. Titles and detailed explanations will go in the captions of the illustrations and not on the illustrations themselves. They should not repeat data presented in the text or in the tables, they should contain enough information for interpretation without resorting to the text. They will be identified with an Arabic number, in the order of their appearance in the text. Captions and explanations of abbreviations are inserted at the bottom. Manipulation of photographs with fraudulent intent will not be accepted, it cannot be improved, darkened, moved, removed or added any element of them. Adjustments to brightness, contrast, or color balance are allowed as long as they do not obscure or eliminate any visible information in the original image. If it is a photograph that has already been published, the original source will be thanked and written permission from the copyright holder will be attached authorizing the reproduction of the material.
Authors are responsible for obtaining permission to reproduce figures previously published or not of their own and must indicate who is the author of said image.
To mention the figures in the text you have the following options:
For a single figure
If it is part of the text: ... in figure 1
It may be in parentheses (fig. 1)
For two figures or more
If they are part of the text: "... in figures 1 and 2"
They may be in parentheses (figs. 1-3)
Various figures
If they are part of the text: "... in figures 1A and B" They may be in parentheses (figs. 1A and B)
ITEMS TO RECEIVE
1. ORIGINAL ARTICLE
Includes articles that provide primary information and that have not been previously published or sent to another journal to be submitted for evaluation for publication in another journal in whole or in part. The topics covered are about human health or related to it, with a maximum length of 3,500 words, not counting the tables and the bibliography. The casuistry works fall into the category of original articles and must follow the proposed scheme.
The article must follow the following order: * Title. Title, names and affiliations of the authors, (no more than 7 authors are allowed, except multicenter, multidisciplinary works and surveys, where up to 25 authors are accepted), corresponding author, criteria for defining authorship, etc. See "Preparation of articles"
* Abstract (past tense) The reading of the abstract should allow the understanding of the article without having to access the verbatim format. It must be structured in Spanish and English, maximum 250 words, it will not include bibliographic citations or abbreviations.
You must unfailingly understand the following sections: Introduction, Objectives, Methodology, Results, Conclusion. Then 3-5 words will be included key, with its translation into English, which should be consulted in the Health Sciences Descriptors (DeCS) 2020 edition, http://decs.bvs.br/E/homepagee.html
* Text. It is recommended to follow the international reporting guidelines of the Initiative for Improving the Quality and Transparency of Health Research (EQUATOR): http://www.equator-network.org/library/spanish-resources- resources-in-spanish /.
According to the type of work, take into account the following guidelines:
a. observational studies in epidemiology (cohort, case-control and cross-sectional studies): The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE): https://www.equator-network.org/reporting-guidelines/strobe/
b. randomized parallel group trials. Updated guidelines for reporting randomized trials (CONSORT 2010): https://www.equator-network.org/reporting-guidelines/consort/
c. qualitative studies: Standards for reporting qualitative research (SRQR) or Consolidated criteria for reporting qualitative research (COREQ)
It must contain the following subtitles: Introduction (present): It must provide sufficient and adequate information on the subject studied, mention the references. It must contain background, justification and objectives of the study. The antecedents should not be copied and pasted from previous publications. Avoid this type of information, reference the studies of the different authors of the review. The objectives of the work should be included at the end of the introduction.
Methodology (past tense) should clearly describe the way in which the subjects observed or who participated in the experiments were selected, identifying the methods and procedures in sufficient detail so that other researchers could reproduce the results. Mention exactly the drugs and chemicals used, with generic names.
Results (past) present them in a logical sequence, without repeating the data in the tables or figures in the text, highlighting the important observations. Acronyms and abbreviations will always be accompanied by an explanatory footnote. These notes are referenced by superscript lowercase letters in alphabetical order. Avoid the unnecessary use of tables and figures that could be presented in the text.
Discussion (present): the results obtained in the study should be compared with previous publications. Indicate the concordances and disagreements of the results obtained with those previously disseminated by other researchers. If necessary, indicate the limitations of your work.
Conclution. Highlight what was the contribution of the work, taking the main ideas, summarizing what was investigated and explaining the findings or discoveries obtained.
It should be clarified that the conclusion should not repeat what was previously stated in the results or discussion, but should be the result of thought and evaluation.
References. It is suggested not to exceed 30 bibliographic references. Consult in "Preparation of articles" section References
Tables: a maximum of 5 will be accepted. Consult the “Preparation of articles” section Tables
Figures: a maximum of 5 will be accepted. Consult the “Preparation of articles” section Figures.
2. CASE REPORT or CLINICAL CASE Works of lesser extension that include description of clinical events (clinical cases of one to three patients or a family) that, due to their little-described peculiarities of diagnosis, treatment, atypical presentation of a disease, unusual effect of a drug, drug interaction, or infrequent national or global level, it is worth publishing. The number of words must be a maximum of 2000, not counting tables and bibliographic citations. Case reports require the informed consent of the patient for publication.
* Title: concise and clear, in Spanish and English. It should describe the most interesting phenomenon (symptom, diagnosis, test, etc.), followed by the word case report or case report. Skip the expression "on the subject of a case" Consult Preparation of the articles.
* Abstract: it will be narrative (unstructured), it must contain an introduction highlighting that it contributes something new to the human health literature, it must include data on the case (s) in question and a conclusion that explains the contribution. Reading the abstract should allow the understanding of the report without the need to access the extensive work. It must have a maximum of 200 words and must not include abbreviations. 2-5 keywords are accepted, separated by commas. To determine the keywords, they should be consulted in Descriptors in Health Sciences (DeCS) 2020 edition, http://decs.bvs.br/E/homepagee.htm
* Text: It is recommended to follow the international guidelines for the preparation of reports of the initiative for the improvement of the quality and transparency of health research (EQUATOR): http://www.equator-network.org/library/spanish-resources-resources-en-espanol /.
Consult case report report guidelines: Consensus-based Clinical Case Reporting Guideline Development (CARE): https://www.equator-network.org/reporting-guidelines/care/
3. It must contain the following subtitles:
Introduction: briefly state the background of the case (s) and why you consider it important to publish it. It must contain references from the medical literature.
Case report (s): findings showing results. It should include patient symptoms, clinical, laboratory or imaging findings, surgical interventions and the main diagnoses. It is important to add demographic information (age, sex, occupation, etc.), family history and pertinent comorbidities.
Discussion: should describe the strengths and weaknesses of the case (s), compare with the relevant medical literature and the main lessons of the report. At the end of the Discussion it should contain a brief conclusion explaining the learning left by the clinical case.
References. No more than 15 bibliographic references. Consult in "Preparation of articles" section References
Tables. Up to 2 boards are accepted. Consult in "Preparation of articles" section Tables
Figures. Up to 3 figures are accepted. Consult in "Preparation of articles" section Figures.
3. REVIEW ARTICLE
The review article aims to summarize, analyze, evaluate or synthesize information already published (research reports) on known relevant aspects. It is the product of a meticulous critical analysis of the existing literature on a current topic of relevance in the field of human health and the like, where the results of previously published research are organized and integrated and provide new knowledge. Simple abstracts of articles or a chronological description of the literature will not be accepted.
The review can be recognized as a study in itself, in which the reviewer has a question, collects data (in the form of previous articles), analyzes it and extracts a conclusion. The fundamental difference between a review and an original work or primary study is the unit of analysis, not the scientific principles that are applied " (Day, 2005).
Mini-reviews of between 2,000 and 3,000 words and extended reviews of 3,000 to 6,000 words will be accepted, excluding tables and bibliography. A case report and bibliographic review will also be accepted.
* Title. It is suggested to identify the document as a revision. Examples: 1- Otitis media in children. Systematic review of the bibliography. 2- Cutaneous cryptococcosis: report of a case and bibliographic review. Consult in Preparation of the articles.
Authors. The number of authors must not exceed 3. Consult Preparation of articles
* Abstract: should be informative, not indicative. It should contain the general idea of ​​the review work, objectives, selection methods, evaluation, analysis, main results and conclusion. No more than 250 words. Including 3 to 7 keywords.
* Text: It is recommended to follow the international guidelines for the preparation of reports of the initiative for the improvement of the quality and transparency of health research (EQUATOR): http://www.equator-network.org/library/spanish-resources-resources-en-espanol /. systematic reviews and meta-analyzes. Preferred Reporting Items for Systematic Reviews and Meta-Analyzes (PRISMA).
Authors are asked for the name of the database, acronym and / or number of the clinical trial, which should appear at the end of the abstract and in the Methodology section. Requirement to register systematic reviews in the PROSPERO database (International Prospective Register of Systematic Reviews) preferably before the procedures for applying eligibility criteria are initiated.
The deposit of research data in repositories in open access following the standards that guarantee the authorship, use and citation of the data.
The review should contain:
to. Extended introduction with the latest reports. It should be longer than an original article, justifying the review. Mentioning the objectives. The most relevant aspects of the topic may be divided into sections with appropriate titles and subtitles (examples: epidemiology, clinical, treatment, etc.)
b. Methodology. describe how the bibliographic search was carried out and the selection criteria (inclusion and exclusion) and review of the articles.
c. Search results. Up to 3 tables can be included. Consult Preparation of articles Section Tables
d. Discussion. The data that has been collected is organized and combined. Limitations of the review may be mentioned.
and. Conclusion: elaboration of coherent conclusions based on the data and articles analyzed. The author must capture the interpretation of it about the results obtained in the review and leave open new initiatives on aspects that require further investigation.
F. References. The references used will be from the last five years. Consult Preparation of articles References Section
4. LETTERS TO THE EDITOR. The objective of this type of document is to complement or discuss previously published articles (up to 12 weeks before being sent to the journal) or communicate relevant novel works in public health, ethics or any technique in health or related, but not suitable for publication as an original article or short communication. Up to 3 authors will be admitted.
Title, names and affiliations of the authors (no more than 3 authors are allowed), corresponding author, criteria for defining authorship, etc. Consult in "Preparation of articles"
* Text: must be run without dividing into sections, separated into paragraphs, stating the problem statement, its discussion and the conclusion that a recommendation may contain. They should not exceed 1500 words. They should not have a summary, no more than one figure or table will be admitted.
* References: a maximum of five will be admitted. See "Preparation of articles" References Section.
5. IMAGES IN MEDICINE. Photographic images of: lesions in patients, X-rays, ultrasound, computed tomography, nuclear magnetic resonance, microscopic observations, cultures, etc.
You must follow this order
* Title, names and affiliations of the authors (no more than 3 authors are allowed), corresponding author, criteria for defining authorship, etc. Consult in "Preparation of articles"
* Explanatory text: must not exceed 300 words. Must contain.
* Introduction of no more than 100 words, containing more relevant information, maximum 5 bibliographic citations and later in the second paragraph present data of the case (s) in question, allowing the understanding of the image presented.
* Images: maximum 3 that must be didactic, of high quality and must have enough information at the bottom for their interpretation without resorting to the text. All symbols contained in the images will be adequately explained in the text. Consult in "Preparation of articles" section Figures
* Bibliography: consult in "Preparation of articles" section References
The editorial addresses current scientific issues regarding articles selected in each issue and prepared by the Editor or a member of the Editorial Board or a visiting specialist. They should not exceed 1200 words and 5 references as a limit.
6. REVIEWS OF INFORMATION SOURCES
The reviews of the books, magazines and events, will have a minimum of two pages and a maximum of three, the cover page must be included. In each review, the complete information of the publication must be included. The reviews will be pertinent to the subject to which the issue or magazine issue is dedicated.
All authors must send their reviews to Revista del Nacional (Itauguá) Email address revdelnacionalhn@gmail.com.
7. PREPRINTS: Preprints or advance publication are versions of research reports available, through preprints servers, without initiating editorial processes or approved for publication in a scientific journal. Profits Preprints authors benefit by making their latest research available and citable to their peers. It allows the new information generated by the research to be used by the scientific community immediately, They serve to claim priority in the definition of authorship. Lets take advantage of the comments made to update your article Collaboration between researchers. Requirements for acceptance of articles published in Preprints Research reports must be hosted on reliable Preprints databases (SciELO Preprints, medRxiv, bioRxiv, etc.). Other requirements of the Revista del Nacional (Itauguá) for preprints are contemplated in the norms for authors.GENERAL RECOMMENDATIONS FOR THE PREPARATION OF THE ARTICLE
SHORT STYLE GUIDE. Use appropriate language throughout the manuscript. Poor language quality can delay or prevent publication.
The Revista del Nacional (Itauguá) suggests following the recommendations of the Dictionary of the Spanish language (2019 update) https://dle.rae.es/, Pan-Hispanic Dictionary of Doubts of the Royal Spanish Academy https://www.rae.es/dpd/ and the Fundación del Español Urgente (Fundéu), advised by the Royal Spanish Academy https://www.fundeu.es/
Some more frequent queries:
Abbreviations (abbreviation, shortening, acronym, acronym, symbol). In the first mention within the text, the full name will be developed first followed by the abbreviation in parentheses, examples: minimum inhibitory concentration (MIC), electrocardiogram (ECG), Ministerio de Salud Pública y Bienestar Social (MSPyBS), Mercado Común del Sur ( Mercosur), except for conventional abbreviations (Fig., Dr., No., USA, etc.) or standard units of measurement (kg, m2, ° C, h, min, etc.). Use only standard abbreviations. The use of non-standard abbreviations can be confusing for readers. Make sure you use abbreviations consistently throughout the article.
* Units of measurement must be in lower case: ml, mg / ml, g / l, and so on.
* It is not recommended to use more than 7 acronyms in the whole text. Example: CIM, WHO, FDA, UN, DNA, etc. When used for the first time, they will be preceded by the full term. The acronyms should not be pluralized, for example: NGOs, DNAs, etc. (incorrect).
* Words in a foreign language that have their equivalent in Spanish must be written in Spanish, that is, unnecessary foreign words will not be accepted. Examples: resumen (in Spanish, summary), pellet (sediment), primer (primer or initiator), puntuación (scale), screening, etc. Words in another language will be accepted only if they do not have a Spanish analog and will be written in italics.
* Highly known laboratory and molecular biology techniques with their names in English, example: ELISA, PCR, RFLP, DGGE and others, the full name will not be written, unless the authors deem it appropriate.
* Any expression or names of microorganisms or entities, companies, etc., written in a language other than Spanish are written in italics. Example: in vivo, pool, versus, American Society for Microbilogy, Food and Drug Administration, Staphylococcus aureus, Candida albicans, etc.
Never put an article before the scientific name of the microorganisms. Examples:
- The Cryptococcus is a yeast (wrong)
- Cryptococcus is a yeast (correct).
* The nouns that designate diseases are common names, so they must be written with a lower case initial: acromegaly, cancer, diabetes, influenza, cerebral palsy, AIDS, thromboembolism, necrotizing fasciitis, septic arthritis, systemic lupus erythematosus, etc., unless the The sentence begins with the name of the ailment.
* The names of institutions, medical associations services, surgical units, etc., will be written with an initial capital letter. Examples: Servicio de Urología, Unidad de Cirugía de Pared Abdominal, Hospital Nacional, Sociedad Paraguaya de Infectología, Ministerio de Salud Pública y Bienestar Social, etcétera.
* The prefix is ​​always written together with its root, never separated by white space or by a hyphen. Examples: infraumbilical, preoperative. Reduction of the final -t of the Latin origin prefix pos (t) is recommended. For example: posoperative rather than postoperative. In cases where after the prefix "post" there is an "s", it will be mandatory to include the t: postsynaptic, postsacral, and so on.
* Percentage will be written separately from the figure without an intermediate space, according to the recommendation of the latest version of the 2010 Pan-Hispanic Dictionary of Doubts.

Sending of manuscripts

All articles for the Revista del Nacional (Itauguá) should be directed to the Secretariat of the Research Committee of Del Nacional Hospital, Avda. Gral. Marcial Samaniego. 2nd level (the Directorate General Access. Itauguá, Paraguay) and / or the digital version revdelnacionalhn@gmail.com.

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