1727-897X 1727-897X S1727-897X2021000300508 Cuba Cuba 00 06 2021 00 06 2021 19 3 508 517

1 2018 25 3 3 279-82 2 2012 25 2 2 31-5 3 2015 614 41-4 4 2015 215 626 5 2019 91 1 1 6 1974 7 2015 3 38-40 8 Gutiérrez de la Torre D 2018 10 1 1 160-6 9 2018 10 2009 8 3 3 8-12 11 2017 12 2017 45 5 5 1438-45 13 2017 135 7 7 769-76