2077-2874 2077-2874 S2077-28742019000200235 Cuba 00 06 2019 00 06 2019 11 2 235 238 1 2017 9 3 3 2 2016 8 1 1 3 2015 7 1 1 4 2013 18 184 184 5 2014 18 4 4 6 2014 28 1 1 7 2013 12 4 4 8 2015 3 31 31