0864-0289 0864-0289 S0864-02892020000200015 Cuba 00 06 2020 00 06 2020 36 2 1 2018 2 2018 11 1 1 117-32 3 2016 112 3 3 1995-2003 4 2015 5 2013 6 2016 4 1 1 36-44 7 2013 4 52-9