1561-3194 1561-3194 S1561-31942020000200226 Cuba Cuba Cuba 00 04 2020 00 04 2020 24 2 226 235

1 2014 6 1 1 2 2014 16 16 3 2018 22 1 1 4 2018 A br 22 2 2 5 2017 21 6 6 6 2015 7 2017 8. 2012 9 2015 6 10 2014 11 2015 12 2014 13 2012 21 1 1