2218-3620
2218-3620
S2218-36202021000300444
Ecuador
00
06
2021
00
06
2021
13
3
444
453
[
2019
9
5
5
384-8
]
[
2012
1
3
3
157-72
]
[
2018
14
341-54
]
[
2015
21
2
2
313-9
]
[
2006
25
25
25-36
]
[
2019
239
112-532
]
[
2020
97
12
12
4400-5
]
[
2017
26
3
3
731-45
]
[
2020
15
7
7
]
[
2020
9
11
11
]
[
2007
]
[
2016
23
1
1
76-84
]
[
2001
]
[
2008
]
[
1992
55
2
2
118-31
]
[
1990
]
[
2017
80
4
4
265-72
]
[
2014
77
1
1
40
]
[
2020
4
3
3
355-77
]