1561-3194 1561-3194 S1561-31942020000300007 Cuba Cuba Cuba 00 06 2020 00 06 2020 24 3

1 2020 2 2020 3 2020 4 2020 5 2013 6 2015 7 2020 8 2020 9 2020 10 2015 33 3 3 11 2020 323 13 13 12 2008 13. 2019 56 1 1 14 2020