2307-3349
2307-3349
S2307-33492020000100037
10.18004/rspp.2020.enero.37-43
Paraguay
Paraguay
00
06
2020
00
06
2020
10
1
37
43
[
2016
26
5
5
282-9
]
[
2011
136
9
9
390-7
]
[
2012
44
6
6
358-65
]
[
2010
134
8
8
363-8
]
[
2013
47
8
8
824-31
]
[
2011
86
8
8
996-1009.
]
[
2012
34
4
4
305-11
]
[
2017
]
[
2017
33
1
1
39-47
]
[
2011
22
5
5
297-303
]
[
2016
48
1
1
8-14
]
[
2015
3
1
1
2-5
]
[
2017
18
2
2
114-20
]
[
2003
15
2
2
267-72
]
[
2014
14
6
6
]
[
2011
11
11
11
]
[
1963
]
[
2003
18
8
8
670-4
]
[
2001
76
7
7
669
]
[
2014
14
219
]
[
2015
27
^s1
^s1
1
48-52
]
[
2008
83
3
3
244-9
]
[
2014
9
4
4
94133
]
[
2013
]
[
2013
35
12
12
1002-8
]
[
2015
37
10
10
943-8
]
[
2014
70
2
2
179-85
]
[
2002
159
9
9
1563-9
]