2504-3145 2504-3145 S2504-31452020000300151 10.1159/000514925 Portugal Portugal 00 08 2020 00 08 2020 38 3 151 158

1 World Health Organization 2020 2 China Novel Coronavirus Investigating and Research Team 2020 382 8 8 727-33 3 2020 25 9 9 2000178 4 World Health Organization 2020 5 World Health Organization 2020 6 World Health Organization 2020 7 Ministério da Saúde DGS 2020 8 Ministério da Saúde DGS 2020 9 Ministério da Saúde DGS 2020 10 2020 323 11 11 1061-9 11 China Medical Treatment Expert Group for Covid-19 2020 382 18 18 1708-20 12 2020 9 6 6 1753 13 2020 68 3 3 560-72 14 2020 98 2 2 75-81 15 2020 163 1 1 3-11 16 2020 35 18 18 17 RAN COVID Study Group 2020 20 9 9 1014-5 18 2020 277 8 8 2251-61 19 2020 26 10 10 1426-7 20 2020 26 9 9 1236-41 21 2020 75 5 5 574-81 22 Instituto Nacional de Estatística 2020 23 2020 -0 3- 56 1^sSupl 1^sSupl Supl 9-(2) a 9-(3)