1817-4078 1817-4078 S1817-40782021000100274 Cuba Cuba Cuba 00 06 2021 00 06 2021 17 33 274 303

1994 2013 2018 2016 2003 PCC 2017 1997 1997 , 1 2013 1995 2014 6ta 2016 1995 , 3 2013 2005 1 1 1 2011 2017 1996 9 25-6