Table 4.
Records found beyond those available through PubMed
| Collection | Epistemonikos | WHO | LitCovid | SOLES | Cochrane |
|---|---|---|---|---|---|
| Epistemonikos | 46 | 4 | 1 | 4 | 1 |
| WHO | 7 | 40 | 4 | 1 | 2 |
| LitCovid | 29 | 29 | 19 | 25 | 10 |
| SOLES | 6 | 7 | 15 | 34 | 6 |
| Cochrane | 19 | 18 | 1 | 16 | 24 |
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