1727-897X 1727-897X S1727-897X2019000300443 Cuba 00 06 2019 00 06 2019 17 3 443 449

1 1984 2 2006 20 2 2 9 3 2006 187 4 4 915-25 4 2012 47 251 251 107-11 5 2015 29 ^s2 ^s2 2 S14-9 6 2015 29 8 8 349-53 7 2015 29 10 10 475-8 8 2000 26 144-54