1390-7697
1390-7697
S1390-76972024000200121
10.26423/rctu.v11i2.849
Cuba
Ecuador
Ecuador
00
12
2024
00
12
2024
11
2
121
129
[
2024
56
2
2
]
[
2024
9
1
1
81-6
]
[
2006
22
2
2
52-9
]
[
2020
8
8
8
200-6
]
[
2022
7
3
3
112-21
]
[
1970
47-63
]
[
2017
13
3
3
56-9
]
[
2019
4
6
6
350-9
]
[
2024
92
1
1
75-90
]
[
2023
35
19
19
1120-9
]
[
2023
45
2
2
253-65
]
[
2020
012014
]
[
2016
16
55
55
75-82
]
[
2021
]
[
2022
18
4
4
175-99
]
[
2015
93
91
]
[
1949
5
99-114
]
[
2019
012048
]
[
2019
15
6
6
164-73
]
[
2012
]
[
2013
]
[
2007
24
1
1
231-7
]
[
2009
36
2
2
25-30
]
[
2023
69
15
15
3438-54
]
[
2019
46
1
1
42-9
]