0874-0283 0874-0283 S0874-02832022000200010 10.12707/rv21020 Portugal Portugal Portugal 30 12 2022 30 12 2022 serVI 1

Centers for Disease Control and Prevention 2020 2020 88 88 559-65 2020 0 0 0 1-9 2020 115 8 8 1156-7 2018 36 1 1 79-87 Escola Nacional de Saúde Pública 2020 2020 1 1 105215 Netherlands Organisation for applied scientific research 2018 2018 13 10 10 2012 28 4 4 297-304 2020 67 4 4 466-75 2018 43 4 4 338-47 2020 70 4 4 278-81 2018 169 7 7 467-73 2020 2020 41 7 7 765-71 World Health Organization 2020 2020 1591 20 20 144-6