2709-7927 2709-7927 S2709-79272021000400605 Cuba 00 12 2021 00 12 2021 15 4 605 611

1 2017 40 5 5 349-51 2 2017 145 7 7 950-3 3 2014 36 5 5 811-3 4 2012 42 1 1 56-8 5 2016 2016 6 2015 187 9 9 676-8 7 2009 101 1 1 78-9 8 2016 16 9 2018 16 4 4 357-60