1817-5996 1817-5996 S1817-59962021000300015 Cuba 00 12 2021 00 12 2021 23 3

1 2005 6 2 1987 3 2012 4 2015 5 2002 6 2012 7 2016 8 2019 10 1 1 89-100 9 1993 30 30