| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| cochran report on mask wearing | 1.08 | 0.5 | 7158 | 12 |
| cochrane review on mask wearing | 0.34 | 1 | 4123 | 15 |
| cochrane report on masks | 1.08 | 0.5 | 6339 | 62 |
| cochran study on masks | 1.33 | 0.4 | 5867 | 75 |
| commnetary on cochran mask study | 0.49 | 0.9 | 9411 | 10 |
| cochran general study on masks | 1.56 | 0.3 | 7735 | 2 |
| cochran face mask study | 1.79 | 0.8 | 2499 | 29 |
| cochran study on effectiveness of masks | 1.36 | 1 | 9392 | 11 |
| cochrane report face masks | 1.19 | 0.7 | 1033 | 10 |
| cochrane report on masking | 0.72 | 0.1 | 7963 | 36 |
| cochrane study on mask | 1.35 | 0.6 | 8041 | 12 |
| cochrane analysis on masks | 0.06 | 0.3 | 8202 | 23 |
| cochrane review on masks | 0.81 | 0.8 | 3442 | 30 |
| cochrane review mask study | 1.21 | 1 | 6352 | 37 |
| cochrane review mask study criticisms | 0.26 | 0.2 | 7416 | 6 |
| cochrane review on masking | 0.71 | 1 | 6702 | 2 |
