1028-4818 1028-4818 S1028-48182022000500001 Cuba 00 10 2022 00 10 2022 26 5 1 2022 22 8 8 1153-62 2 Organización mundial de la salud 2022 3 2022 27 27 27 2200471-8 4 2022 400 10353 10353 661-9 5 2022 27 22 22 6 2022 16 2 2 e0010141-e61 7 World Health Organization 2022 8 2021 19 3 3 331-44