1729-519X
1729-519X
S1729-519X2021000300013
Cuba
Qatar
Cuba
Cuba
00
06
2021
00
06
2021
20
3
[
2020
395
10223
10223
497-506
]
[
COVID-19 Map
2020
]
[
2020
584
430-6
]
[
2020
142
4-6
]
[
2020
9
29
29
]
[
2020
172
9
9
577-82
]
[
2020
382
970-1
]
[
2020
221
11
11
1757-61
]
[
2020
288
2
2
192-206
]
[
2020
323
18
18
1843-4
]
[
2020
9
386-9
]
[
2020
87
1
1
]
[
2020
24
647
647
]
[
2020
49
8
8
]
[
2020
297
1
1
197-206
]
[
2020
297
1
1
]
[
2020
296
2
2
E113-4
]
[
2020
295
3
3
685-91
]
[
2019
215
1
1
87-93
]
[
2020
20
4
4
425-34
]
[
2020
30
6186-93
]
[
2020
21
146
146
]
[
2020
23
100404
100404
1-8
]
[
2020
71
16
16
2174-9
]