2184-0628 2184-0628 S2184-06282020000300277 10.29315/gm.v7i3.300 Portugal Portugal Portugal 30 09 2020 30 09 2020 7 3 277 281

1 2019 30 1856-83 2 2002 94 2766-92 3 2005 49 701-10 4 1996 6th ed 5 2017 27 1341-6 6 2005 352 2406-12 7 2019 41 833-4 8 2016 2 1023-9