1815-7696 1815-7696 S1815-76962021000100030 Cuba 00 03 2021 00 03 2021 19 1 30 40

2004 1999 2017 17 61 61 2018 66 2018 16 1 1 48-60 2019 17 2 2 254-63 2017 5 1 1 325-47 2016 14 3 3 283-91 2007 2017 64 1-10 2000