2077-2874 2077-2874 S2077-28742020000400242 Cuba Cuba 00 12 2020 00 12 2020 12 4 242 247

1 2014 36 4 4 2 2015 29 1 1 3 2017 2 1 1 4 2005 5 2015 7 10 10 6 2013 27 2 2