0874-0283 0874-0283 S0874-02832022000200011 10.12707/rv21075 Brazil Brazil Portugal 30 12 2022 30 12 2022 serVI 1

2013 13 2020 9 9 2020 395 10227 10227 912-20 2020 37 37 2020 20 6 6 547-8 2020 10 10 2020 8 4 4 865-81 2017 11 29-110 2020 51 51 2020 28 7 7 695-7 2020 25 3 3 278-80 2018 23 4 4 621-31 World Health Organization 2021 2020 5 4 4