1815-7696 1815-7696 S1815-76962019000300421 Cuba 00 09 2019 00 09 2019 17 3 421 436

1996 2000 2017 48 2 2 33-40 2008 XIII 4 4 2015 7 3 3 2005 2012 2017 15 1 1 57-64 2001 MES 2006 2004 2001 2004 2010 2019 14 2 2 204-21