1729-519X

1729-519X

S1729-519X2020000400004

Cuba

Cuba

Cuba

00 00 2020

00 00 2020

19

1

2020 19 2 2

2

World Health Organization 2020

3

Ministerio de Salud Pública 2020

4

Centro Nacional de Información de Ciencias Médicas 2020

5

2020 55 3 3

6

2020 10 1 1

7

2020 323

8

2020 21 5 5

9

2020 2 2 2

1-2

10

2020 13

11

2020 55

12

2020 55

13

2020 55

14

2020 55

15

2020 55

16

2020

17

2020 2020 176 176

18

2020 14 1 1

58-60

19

2020 178 104 104

20

2020 382

21

2020 51

22

2020 8 1 1

23

2020 38

24

2020 55 3 3

25

Department of Mechanical and Manufacturing Engineering

2020 23 1 1

26

2020 19

149-50

27

2020 55

28

2020 201 4 4

7-8

29

2020 12 1 1

60-3

30

2020 10 2 2

31

2020 395 10223 10223

497-506

32

2020 10

33

2020 30 20 20