1683-9803

1683-9803

S1683-98032023000200140

10.31698/ped.50022023010

Ecuador

Ecuador

Ecuador

00 08 2023

00 08 2023

50 2 140 145

1

2015

2

2011

117-21

3

2014 49 4 4

1-9

4

Instituto Nacional del Cáncer 2023

5

2007 20

189-93

6

2006

7

1998 132 3 3

398-400

8

2021 56 1 1

1-10

9

2019 57 6 6

783-97

10

2004 3

251-300

11

1995 30 6 6

845-52

12

2018

13

2018 9 2 2

326-37

14

2021 39 6 6

1737-42

15

2003 54 1 1

25-32