1727-897X 1727-897X S1727-897X2019000500734 Cuba Cuba 00 10 2019 00 10 2019 17 5 734 739

1 1999 13 3 3 200-6 2 2011 42 1 1 45-53 3 2010 28 4 4 885-905 4 2010 34 6 6 903-7