1683-9803
1683-9803
S1683-98032020000200081
10.31698/ped.47022020008
Paraguay
00
08
2020
00
08
2020
47
2
81
87
[
1995
16
103-13
]
[
2003
76
1398-411
]
[
1988
45
4
4
393-403
]
[
2017
]
[
2017
27
S3
S3
S1-S105
]
[
2006
76
S4
S4
152-7
]
[
2016
7
5
5
583-91
]
[
2006
81
1
1
236-42
]
[
2011
149
2
2
182-5
]
[
2002
21
1
1
50-6
]