0864-2125

0864-2125

S0864-21252022000100011

Ecuador

00 03 2022

00 03 2022

38 1

1

2020

2

2020

3

American Cancer Society 2020

4

2019

5

2014 32 2 2

634-45

6

2019

7

2010

8

2009 8

9

2018 8 2 2

94-102

10

2014 15

11

2019

12

2019 19 1 1

294

13

2019 144 9 9

2082-7

14

2018

15

2019 35 2 2

1-14

16

2020