1028-4818 1028-4818 S1028-48182019000400835 Cuba 00 08 2019 00 08 2019 23 4 835 839

1 2018 40 4 4 1186-96 2 2015 19 4 4 619-29 3 2017 4 2017 15 4 4 550-6 5 2017 21 3 3 298-304 6 2014 66 3 3 236-40