2221-2434 2221-2434 S2221-24342022000100106 Cuba 00 03 2022 00 03 2022 12 1 106 116

1 2020 395 10223 10223 497-506 2 2020 91 10 10 264-6 3 2021 32 1 1 4 2020 20 E E 5 2020 12 1 1 6 2020 27 3 3 7 Ministerio de Salud Pública 2021 8 2020 323 11 11 1061-9 9 2021 74 1 1 10 2020 26 3 3 11 2021 74 7 7 12 2020 73 10 10 13 2020 20 E E