2307-2113 2307-2113 S2307-21132023000100046 Nigeria South África 00 00 2023 00 00 2023 34

1 2020 8 2 2020 1 3 2020 20 4 2020 12 3 3 5 Australian Government Department of Health 2020 6 2020 7 2018 51 3 3 45-60 8 2011 2 1 1 87-100 9 2003 77 4 4 2530-8 10 1949 90 83 181-210 11 2016 63 2 2 140-53 12 2016 9 9 9 1329-35