1727-897X 1727-897X S1727-897X2021000300392 Cuba Cuba 00 06 2021 00 06 2021 19 3 392 398

1 2019 19 3 3 2 2017 21 7 7 3 2014 19 3 3 4 2017 5 2019 23 6 6 6 2017 9 1 1 7 2018 32 2 2 8 2017 41 2 2 9 2015 19 6 6 10 2018