1815-7696 1815-7696 S1815-76962020000400794 Cuba 00 12 2020 00 12 2020 18 4 794 807

2016 3ra 2018 4 5 5 07-15 2014 2018 2019 14 1 1 25-39 2016 6 1890 2017 10 1 1 9-13 2016 2017 2018 2004 2016 2da 1693 2018 7 3 3