1816-8949
1816-8949
S1816-89492022000100089
10.18004/anales/2022.055.01.89
Paraguay
Paraguay
00
04
2022
00
04
2022
55
1
89
94
[
2016
27
1
1
25-30
]
[
2017
42
198-201
]
[
2015
42
2
2
75-80
]
[
2004
Vol. 17
2
2
67-72
]
[
2011
38
6
6
412-6
]
[
2000
28
3
3
255-61
]
[
2002
7
2
2
100-8
]
[
2005
51
1
1
25-30
]
[
2012
38
4
4
477-86
]
[
2010
21
2
2
74-82
]