2550-6722
2550-6722
S2550-67222021000100155
10.37135/chk.002.13.10
Ecuador
00
04
2021
00
04
2021
13
155
166
[
2020
31
1
1
103-12
]
[
1991
]
[
2007
XXVI
50
50
60-83
]
[
2009
158
75-80
]
[
2012
5
11
11
67-76
]
[
2015
3
1
1
117-23
]
[
2006
]
[
2001
]
[
2013
37
79
79
167-91
]
[
2006
]
[
2010
]
[
2018
1
]
[
2004
19
191-213
]
[
2008
37
147
147
165-73
]
[
2014
]
[
2017
]
[
2015
34
1
1
107-29
]
[
2020
13
2
2
53-62
]
[
2019
25
4
4
855-72
]
[
2013
]
[
2001
]
[
2015
43
149-65
]
[
2009
20
3
3
119-22
]
[
2017
7
2
2
64-79
]
[
2007
]
[
2019
7
2
2
274-98
]
[
2018
9
16
16
1-38
]
[
2016
25
4
4
526-34
]
[
2018
14
1
1
73-81
]
[
2015
]
[
2018
53
4
4
757-69
]
[
2013
37
427-47
]
[
2011
37
2
2
233-48
]
[
2020
31
1
1
79-90
]
[
2008
21
]
[
2001
1
1
]
[
2015
10
19
19
61-101
]
[
2019
29
2
2
1-10
]
[
2005
XXIV
46
46
39-50
]