1815-7696 1815-7696 S1815-76962019000400604 República Popular de Angola Cuba 00 12 2019 00 12 2019 17 4 604 619

2015 2012 12 1 1 73-88 2014 12 4 4 442-9 2014 2001 2007 41 41 2 2016 8 1 1 21-8 2015 2019 2015 50-78 2018 2019 1989-4155 2017 2014 136-69 1975 11 2015 102-5 2019 17 2 2 167-82 2019 9 9 53-81 2016 1999 2007 168-79 1995 5 5 34-42 2019 21 2 2 208-19 2005 52