1729-8091 1729-8091 S1729-80912021000200109 Cuba 00 06 2021 00 06 2021 21 75 109 121

2015 41 1 1 2004 2006 2015 2001 28 28 168-71 2016 21-8 2015 67 67 38-42 2016 20 1 1