1683-9803
1683-9803
S1683-98032021000300216
10.31698/ped.48032021010
Paraguay
Paraguay
00
12
2021
00
12
2021
48
3
216
220
[
2012
7
81
]
[
2011
24
1
1
137-41
]
[
1994
49
2
2
175-88
]
[
1992
39
1
1
25-53
]
[
1990
15
3
3
673-7
]
[
1991
49
5
5
1025-33
]
[
2016
8
2
2
180-91
]
[
2009
149A
12
12
2716-22
]
[
1989
13
7
7
1586-97
]
[
1999
11
3
3
138-42
]