1816-8949
1816-8949
S1816-89492019000300111
10.18004/anales/2019.052.03.111-116
Paraguay
Paraguay
Paraguay
00
12
2019
00
12
2019
52
3
111
116
[
2004
34
2-4
]
[
2011
77
2
2
244-8
]
[
2015
373
7
7
642-55
]
[
2018
2018
1-5
]
[
2015
2
3-4
3-4
53-6
]
[
2013
75
1 SUPPL.
1 SUPPL.
163-5
]
[
2017
56
9
9
1445-51
]
[
2013
19
3
3
142-8
]
[
2016
77
4
4
397-402
]
[
1972
13
2
2
112-23
]
[
2017
18
12
12
1288-98
]
[
2017
188
2
2
183-94
]
[
2018
80
6
6
622-7
]
[
2008
16
12
12
704-15
]
[
2011
157
1
1
79-84
]
[
2012
11
3
3
135-41
]