1029-3019 1029-3019 S1029-30192021000400934 Cuba 00 08 2021 00 08 2021 25 4 934 942

1 2014 80 3 3 195-6 2 2018 41 2 2 133-6 3 309-18 4 2006 22 5 5 287-91 5 2018 11 1 1 54-8 6 2018 14 1 1 4-7 7 2016 40 4 4 8 2017 29 122-5 9 2016 14 2 2 10 2014 18 6 6 825-9