0034-7450 0034-7450 S0034-74502024000400417 10.1016/j.rcp.2022.05.002 México México 00 12 2024 00 12 2024 53 4 417 418 2021 2 2022 3 2021 45 4 2020 5 5 5 2020 70 ^s3 ^s3 3 S162-5 6 World Health Organization 2021