S.No | Databases | Number of articles found | Number of articles included | Number of articles excluded | Reason for exclusion |
---|---|---|---|---|---|
1 | Google Scholar | N= | N= | N= | |
2 | PubMed / MEDLINE | N= | N= | N= | |
3 | EMBASE | N= | N= | N= | |
4 | HINARI | N= | N= | N= | |
5 | Cochrane Library | N= | N= | N= | |
6 | WHO COVID-19 database | N= | N= | N= | |
7 | Africa Wide Knowledge | N= | N= | N= | |
8 | Web of Science | N= | N= | N= | |
9 | Unpublished thesis, manuscript, and report from WHO and CDC | N= | N= | N= |