2462-8522
2462-8522
S2462-85222021000100022
10.15446/cr.v7n1.84156
Ecuador
Ecuador
Ecuador
Ecuador
00
06
2021
00
06
2021
7
1
22
30
[
1973
64
2
2
254-6
]
[
1957
51
3
3
251-4
]
[
2015
15
9
9
]
[
1845
1
75-195
]
[
2013
368
25
25
35
]
[
1995
107
3
3
877-9
]
[
2013
22
5
5
611-3
]
[
2012
366
1
1
74
]
[
2002
74
6
6
1963-6
]
[
1997
15
3
3
260-2
]
[
1998
65
4
4
1150-1
]
[
2014
46
1
1
28-30
]
[
2012
28
4
4
306-10
]
[
2015
30
292-5
]
[
2010
37
1
1
78-80
]
[
2013
39
4
4
513-7
]
[
2017
41
41
41-6
]
[
1971
137
483-5
]
[
1985
3
184-8
]
[
1951
2
4746
4746
1492-3
]
[
1954
35
2
2
294-321
]
[
1951
2
4746
4746
1494-6
]
[
1957
51
3
3
255-7
]
[
2006
36
11
11
978-80
]
[
1968
5
3
3
204-12
]
[
2014
8
4
4
16-24
]
[
2009
82
976
976
e82-4
]
[
1990
19
8
8
935-7
]