2184-0628 2184-0628 S2184-06282020000100004 10.29315/gm.v7i1.275 Portugal 30 03 2020 30 03 2020 7 1 4 6 1 1987 1986 Nov 17-21 Ottawa 2 2008 24 49-64 3. 2017 4 5 2018 6 2009