1683-9803
1683-9803
S1683-98032018000200113
10.31698/ped.45022018001
Paraguay
Paraguay
00
08
2018
00
08
2018
45
2
113
114
[
van Vinh Chau N.Wills B
2012
366
1423-32
]
[
World Health Organization
2009
]
[
2016
16
712-23
]
[
2009
80
846-55
]
[
2015
4
]
[
E
1995
37
29-44
]
[
2007
83
2 Suppl
2 Suppl
S22-35
]
[
2016
35
1294-9
]
[
2015
8
68
]
[
2012
65
656-67
]
[
2007
23
368-5
]
[
2018
379
327-40
]
[
2017
17
615-25
]