2307-0420
2307-0420
S2307-04202016000100018
10.18004/sopaci.2016.mayo.18-20
Paraguay
00
05
2016
00
05
2016
40
1
18
20
[
1939
64
1-21
]
[
2004
39
681-4
]
[
1996
155
695-7
]
[
2001
40
87-91
]
[
1992
21
1222-7
]
[
2004
78
983-6
]
[
2004
78
711-3
]
[
2000
12
321-5
]
[
2014
25
3
3
4026-30
]
[
1998
10
9-13
]
[
1990
187
22-4
]
[
1991
100
93-5
]
[
2012
38
404-7
]
[
1976
131
550-1
]
[
2000
20
1043-57
]
[
2012
29
295-6
]
[
2001
219
596-610
]
[
2012
95
98-100
]
[
2009
84
417-21
]