2307-0420
2307-0420
S2307-04202017000200033
10.18004/sopaci.agosto.33-36
Paraguay
Paraguay
Paraguay
Paraguay
00
08
2017
00
08
2017
41
2
33
36
[
2004
6
3
3
228-39
]
[
2007
52
2
2
65-8
]
[
2006
72
1
1
42-72
]
[
2003
83
1235-53
]
[
2005
9
3-5
]
[
1994
24
1081-4
]
[
1989
13
573-80
]
[
1989
75
267-70
]
[
2005
44
4
4
]
[
2005
97
5
5
338-47
]
[
2002
26
1277-81
]
[
2007
193
111-3
]
[
2002
137
1266-8
]
[
1998
12
1424-5
]
[
2006
79
1
1
61-3
]
[
2002
16
12
12
1806-11
]
[
2008
12
87-9
]
[
1994
115
521-2
]