2529-850X
2529-850X
S2529-850X2020001200004
10.19230/jonnpr.3827
Venezuela
Venezuela
00
00
2020
00
00
2020
5
12
1490
1503
[
2018
26
1-11
]
[
2019
9
1
1
3
]
[
2018
53
72-9
]
[
2013
61
4
4
441-8
]
[
2015
]
[
2018
8
2
2
6-9
]
[
2019
3-5
]
[
1997
38
563
563
576
]
[
2001
]
[
2017
]
[
2016
26
4
4
250-4
]
[
2017
]
[
2018
46
1
1
9-18
]
[
2019
9
1
1
14-7
]
[
2018
27
267-73
]
[
2000
11-22
]
[
2017
]
[
2015
60
2
2
141-7
]
[
2017
24
1
1
57
]
[
2013
]