1561-3194 1561-3194 S1561-31942021000300014 Cuba 00 06 2021 00 06 2021 25 3

1 2016 1-162 2 2018 19 1 1 17-27 3 2020 21 2 2 4 2018 35 2 2 273-7 5 2017 6 2019 36 1 1 1-7 7 2021 60 1 1 1-9 8 2019 47 1 1 21-5 9 2018 241-58 10 2020 40 3 3 321-8 11 2020 3 20-224