2077-2874 2077-2874 S2077-28742020000400057 Cuba Cuba Cuba Cuba Cuba 00 12 2020 00 12 2020 12 4 57 72

1 2015 9 1 1 2 2018 116 2 2 3 2011 15 10 10 4 2012 14 3 3 5 2004 7 ^s2 ^s2 2 6 2016 8 3 3 7 2015 39 5 5 8 2018 2 2 2 9 2019 2019 10 2020 19 4 4 11 2020 12 1 1