1815-7696 1815-7696 S1815-76962022000200422 Cuba Cuba 00 06 2022 00 06 2022 20 2 422 436

2019 43 1 1 2021 10 37 37 2020 19 19 2-7-29 2021 22 1 1 2012 2014 2014 5ta Edición 2019 39 52 52 2020 33 33 3-11 2020 VI 1 1 2019 8 1 1 147