1405-5546

1405-5546

S1405-55462023000400881

10.13053/cys-27-4-4283

Mexico

Mexico

00 12 2023

00 12 2023

27 4 881 888

World Health Organization 2021

2017

2018 Second

2021 2 11 11

2021 27

104483

2021 20

2021 5

100035

2020 10

18716

2021 34 8 8

4968-82

2020 12 3 3

165-74

Real-time big data report on the epidemic in Chinese 2020

2022 26 2 2

909-20

2020 24 3 3

1131-8

2022 26 1 1

399-409