2218-3620 2218-3620 S2218-36202020000600117 Cuba 00 12 2020 00 12 2020 12 6 117 122

2004 2013 1991 2019 2004 2018 18 1 1 276-98 2020 1998 2012 2016 1992 1986 1998 2015 Sancti Spíritus, Cuba