2218-3620
2218-3620
S2218-36202020000400281
Ecuador
00
08
2020
00
08
2020
12
4
281
287
[
2010
2
1
1
217-36
]
[
2012
14
1
1
115-36
]
[
1994
9
223-42
]
[
2012
3
13
13
286-96
]
[
2015
]
[
2008
]
[
1930
]
[
1998
]
[
2012
2
6
6
2071-6
]
[
2000
15
5/6
5/6
411-532
]
[
2011
21
27-31
]
[
2015
5
5
5
501-6
]
[
2007
20
4
4
409-26
]
[
2006
31
4
4
880-913
]
[
1990
11
4
4
17-27
]
[
2002
12-20
]
[
2005
14
2
2
129-46
]
[
2010
15
865-73
]
[
2009
27
3
3
165-75
]
[
2009
15
6
6
595-618
]