0034-7523 0034-7523 S0034-75232023000400006 Cuba Cuba 00 12 2023 00 12 2023 62 4 1 2021 113 2 2 149-58 2 2021 113 2 2 189-96 3 2021 113 2 2 176-88 4 2021 60 2 2 5 2020 3 1 1 86-90 6 2020 4 1 1 157-63 7 2019 1 48 48 20-7 8 2019 47 1-4