1727-897X 1727-897X S1727-897X2020000400740 Cuba 00 08 2020 00 08 2020 18 4 740 745

1 2012 10 2 2 6 2 2012 10 2 2 10 3 2014 6 1 1 8 4 2011 15 1 1 10 5 2013 5 3 3 10 6 2012 16 4 4 16 7 2014 6 1 1 8 8 2013 5 3 3 10 9 2009 46 4 4 10 10 2011 15 1 1 9