2221-2434 2221-2434 S2221-24342023000300360 Cuba 00 09 2023 00 09 2023 13 3 360 363

1 2018 2 2017 21 2 2 3 2017 21 1 1 4 Organización Mundial de Salud. 2013 5 2017 15 1 1 6 2017 43 2 2 7. 2015 9 4 4 8. 2015 40 12 12 9 2021 28 4 4 10 2018 10 1 1 11 2020 10 4 4