1816-8949
1816-8949
S1816-89492020000300177
10.18004/anales/2020.053.03.177
Paraguay
Paraguay
Paraguay
Paraguay
00
12
2020
00
12
2020
53
3
177
184
[
1984
175-88
]
[
2011
4ª edición
147-58
]
[
2010
95-8
]
[
2007
45
3198-206
]
[
2016
33
5
5
]
[
2011
17
10
10
1975-6
]
[
2009
26
3
3
218-22
]
[
2012
29
4
4
401-4
]
[
2015
53
1
1
3-14
]
[
2017
13
1
1
]
[
2008
52
732-4
]
[
2020
100908
]
[
2011
55
4
4
200-8
]
[
2012
59
3
3
147-71
]
[
2003
42
9
9
677-81
]
[
2017
9
2
2
67-76
]
[
2019
11
2
2
119-32
]