0034-7523 0034-7523 S0034-75232019000400007 Cuba Cuba 00 12 2019 00 12 2019 58 4

1 2016 II 19a 2194 2 2020 3 2016 I XVIII 1058-9 4 Colectivo de autores 2017 5ta 5 2014 111 24 24 8706-7 6 2019 14 5 5 705-11 7 2020 8 2014 111 24 24 8867-72