1645-0086 1645-0086 S1645-00862021000300778 10.15309/21psd220301 Portugal Portugal Portugal Portugal 30 12 2021 30 12 2021 22 3 778 788

2015 40 4 4 219-21 2020 293 113366 1999 II 87-109 1988 1983 24 385-96 1988 2021 104 1993 3 2001 1991 Instituto Nacional de Saúde, Doutor Ricardo Jorge 2021 2020 3 3 3 2007 52 4 4 233-40 2002 2020 88 901-7 2003 145-59 2020 19 2 2 1967-78 World Health Organization 2020