2218-3620 2218-3620 S2218-36202019000400206 Cuba 00 12 2019 00 12 2019 11 4 206 213

1985 2017 2013 19 19 83-8 1982 2006 1981 1986 2014 25 3 3 359-410 1987 2000 136-51 2003 2016 1982 2 2001 VI 15-27 2001 VII 2001 VIII 1982