1816-8949
1816-8949
S1816-89492018000100047
10.18004/anales/2018.051(01)47-056
Paraguay
Paraguay
Paraguay
00
04
2018
00
04
2018
51
1
47
56
[
2014
60
235
235
313-21
]
[
2012
35
3
3
367-75
]
[
2000
43
2
2
]
[
2006
35
4
4
0
]
[
2010
39
1-10
]
[
2007
53
208
208
09-19
]
[
2006
22
3
3
0
]
[
2015
19
1
1
14-8
]
[
1997
15
1
1
94-120
]
[
2012
51
2
2
125-32
]
[
2007
22
3
3
190-6
]
[
2008
3
23
23
18-32
]
[
2006
35
6
6
10-8
]
[
2003
42
2
2
89-105
]
[
2003
58
1
1
55-8
]
[
2012
12
2
2
101-4
]