0864-0300 0864-0300 S0864-03002021000300022 Cuba 00 06 2021 00 06 2021 40 2 1 2020 27 5 5 704-9 2 2020 16 3 3 3 2020 24 4 4 4 2020 39 3 3 5 2020 39 3 3 6 2020 16 2 2 7 Ministerio de Salud Pública 2020 8 2020 19 4 4