2709-7927 2709-7927 S2709-79272022000400753 Cuba 00 12 2022 00 12 2022 16 4 753 759

1 2011 6 2 2019 10 3 3 126-9 3 2013 11 24 24 1500-3 4 2018 57 2 2 1-7 5 2015 5 1 1 11-21 6 2017 69 5 5 313-4 7 2018 34 3 3 403-11 8 1993 161 3 3 539-42