1028-4818 1028-4818 S1028-48182020000200443 Cuba 00 04 2020 00 04 2020 24 2 443 453

1 2014 37 ^s1 ^s1 1 85-91 2 2018 40 2 2 3 2019 79 465-72 4 2017 71 71 5 2018 133 37-46