1990-8644

1990-8644

S1990-86442022000200060

Ecuador

00 04 2022

00 04 2022

18 85 60 65

2018 6

97-102

2020

2020 26 1 1

7-14

2021 95

1-15

2021 2 8 8

2018 47 1 1

23-32

2019 60 1 1

2020 34 2 2

103-13

Mayo Foundation for Medical Education and Research 2020

2018

2021 30 1 1

210-3

USA. Instituto Nacional del Cáncer 2020

2019 56 6 6

147-62