2709-7927 2709-7927 S2709-79272023000200340 Cuba Cuba Cuba 00 06 2023 00 06 2023 17 2 340 348

1 2015 5 2 World Health Organization 2016 3 2020 14 4 4 4 2014 8 8 8 5 2017 11 8 8 6 1967 6 6 6 685-90 7 2017 59 8 2017 153 7 7 841-51 9 2014 8 10 10 10 2021 53 1 1 43-7 11 2020 14 2 2 12 2017 61 4 4 351-4 13 2017 99 2 2 E11-5