0120-4157 0120-4157 S0120-41572023000100008 10.7705/biomedica.6737 Colombia Colombia Colombia Colombia 00 03 2023 00 03 2023 43 1 8 21 1 2020 28 198-211 2 World Health Organization 3 2021 34 1614-33 4 2020 23 268-71 5 2020 50 563-70 6 2020 368 7 2020 63 119-24 8 2012 4 1011-33 9 2020 46 586-90 10 2004 203 622-30 11 2005 191 193-7 12 2020 73 239-42 13 2020 8 681-6 14 2020 382 1708-20 15 2020 26 16 2020 8 420-2 17 2021 159 73-84