1729-8091 1729-8091 S1729-80912020000400193 Cuba 00 12 2020 00 12 2020 20 73 193 205

2011 57 2007 2016 8 1 1 63-9 2010 2015 1997 2003 2010 16 2 2 84-99 2000 2016 31 1 1 2009 10 2 2 2015 2004 2008 2 2 2 84-98 2013