1815-7696 1815-7696 S1815-76962018000400564 00 12 2018 00 12 2018 16 4 564 580

2014 1 25 25 1-26 2017 1 5 5 106-22 2012 105-27 2014 2006 158-262 Asamblea Nacional del Poder Popular 1976 2013 2015 MINSAP 2003 2013 215-29 2016 2012 2007 2013 63-70 2003 2005 1884 MINED 1985 2003 2006 2005 2013 2017 21 1 1 101-11 2017 2001 2011 2014 2009 Las Tunas 2001 2016 2015