1727-897X 1727-897X S1727-897X2019000500728 Cuba Cuba 00 10 2019 00 10 2019 17 5 728 733

1 2016 84 4 4 8 2 2010 26 3 3 5 3 2017 15 5 5 10 4 2008 54 4 4 22 5 2017 15 2 2 5 6 2018 206 206 5 7 2010 56 1 1 5 8 2009 32 ^s1 ^s1 1 10 9 2011