2218-3620
2218-3620
S2218-36202019000500327
Ecuador
Ecuador
Ecuador
00
10
2019
00
10
2019
11
5
327
335
[
1976
43-90
]
[
1984
]
[
1992
11
1-2
1-2
25-50
]
[
2015
31
134
134
8-19
]
[
2014
]
[
2014
5
10
10
69-73
]
[
2001
25
4
4
444-61
]
[
1999
]
[
2015
15
1
1
276-82
]
[
1973
]
[
2006
]
[
2007
788-809
]
[
1977
83
2
2
340-63
]
[
2004
8
3
3
]
[
1993
46
2
2
259-93
]