2307-0420
2307-0420
S2307-04202020000200025
10.18004/sopaci.2020.agosto.25
Paraguay
00
08
2020
00
08
2020
44
2
25
27
[
1980
37
630
]
[
2016
55
4
4
271-8
]
[
2011
71
1
1
53-6
]
[
]
[
2019
]
[
2015
57
4
4
184-9
]
[
2015
]
[
2013
64
2
2
102-7
]
[
2019
]
[
2013
64
2
2
102-7
]
[
2015
67
2
2
199-203
]
[
2017
56
4
4
]