1029-3019 1029-3019 S1029-30192021000501171 Ecuador Cuba 00 10 2021 00 10 2021 25 5 1171 1177

1 2016 37 9 9 636-8 2 2017 2 3 2020 14 12 12 24-30 4 2017 32 1 1 28-31 5 2019 28 1 1 6 2018 57 18 18 2607-12 7 2005 81 6 6 480-2 8 2018 19 34-5