1025-0255 1025-0255 S1025-02552019000200159 Cuba 00 04 2019 00 04 2019 23 2 159 164 1 2016 32 1 1 2 2016 3 2015 4 2017 5 2017 6 Unión Europea 2017 7 2018 8 2016 17 4 4 9 2016 10 Matute de León J 2016 11 2017 12 2017