0864-2141

0864-2141

S0864-21412019000400003

México

00 12 2019

00 12 2019

33 4

1

2015 38 38

263-4

2

2001

3

2000 47 3 3

177-9

4

2015 9 1 1

1-11

5

American Society of Anesthesiologists (ASA) 10/1 2/ 20

6

2003 1 4 4

11-26

7

1909

8

2018 47 47

9-14

9

2018 61 1 1

18-27

10

2014 61 14 14

179-81

11

2018 41 1 1

155-7

12

1978

13

2012 62 2 2

218-22

14

UNAM 2008

15

2014

16

2015

17

2015

18

2015