1561-3194 1561-3194 S1561-31942022000100017 Cuba 00 02 2022 00 02 2022 26 1

1 2020 2 2020 53 53 87-104 3 2014 4 2012 5 2018 6 2019 34 4 4 7 2018 8 2020 9 2020 19 10 10 10 2013 11 2020 76 1 1 30-5 12 2019 11 2 2 78-89 13 2019 14 2013 8-13.