1870-199X 1870-199X S1870-199X2021000200160 10.22201/fo.1870199xp.2021.25.2.82692 Cuba Cuba Cuba 00 06 2021 00 06 2021 25 2 160 165

2020 77 3 3 129-36 2020 14 3 3 321-4 2020 10 ^sCOVID-19 ^sCOVID-19 COVID-19 99-112 2021 Organización Panamericana de la Salud 2020 2020 19 ^s1 ^s1 1 2020 19 2 2