1405-7743 1405-7743 S1405-77432016000200169 Cuba Cuba 00 06 2016 00 06 2016 17 2 169 177

American National Standard 1999 2012 2 2 2 91-5 2008 3 1079-142 2009 57 9 9 2011 3 406-11 2007 2003 58-60 2014 2014 2012 37 21-42 2011 20 4 4 718-25 2014 23 3 3 819-23