1647-6158 1647-6158 S1647-61582020000300051 Portugal Portugal 30 09 2020 30 09 2020 11 31 51 61

1986 2009 1991 2011 2009 2001 7 3 3 367-77 1990 2013 26 2 2 81-9 1992 47 23-33 1890 1979 2017