1029-3043 1029-3043 S1029-30432022000100161 Cuba 00 03 2022 00 03 2022 26 1 161 169

1 World Health Organization 2020 2 2020 18 3 3 3 2020 45 1 1 4 2020 40 1 1 5 2020 12 3 3 6 2020 36 6 6 7 2020 19 2 2 8 Centers for Disease Control and Prevention 2020 9 2020 23 2 2 10 2020 40 1 1