2218-3620 2218-3620 S2218-36202020000100033 Cuba 00 02 2020 00 02 2020 12 1 33 39

1943 1883 2011 1986 1940 4 4 1993 ) 1994 2012 4 1 1 43-5 1998 2012 18 1983 2012 2018 1998 2 1 1 40-9