| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| the cochrane review on masks | 0.15 | 0.5 | 5364 | 71 |
| cochrane review masks covid | 0.52 | 0.6 | 1034 | 50 |
| cochrane review face masks | 0.37 | 1 | 1243 | 6 |
| cochrane review effectiveness of masks | 1.25 | 0.1 | 7742 | 2 |
| cochrane review on mask wearing | 1.45 | 0.1 | 5387 | 1 |
| cochrane review masks and covid | 1.07 | 0.9 | 6819 | 47 |
| cochrane study covid masks | 0.84 | 0.3 | 2278 | 66 |
| cochrane review on masks | 0.12 | 0.9 | 6355 | 26 |
| cochrane covid mask study | 1.9 | 0.3 | 2123 | 56 |
| cochrane study mask effectiveness covid | 1.24 | 0.5 | 2781 | 71 |
| cochrane review mask wearing | 0.13 | 0.1 | 4964 | 11 |
| cochrane library covid masks | 1.1 | 1 | 9964 | 30 |
| cochrane review on masking | 0.98 | 0.2 | 2012 | 84 |
| cochrane review mask effectiveness | 0.91 | 1 | 4485 | 61 |
| cochrane review mask study | 0.95 | 0.4 | 4824 | 39 |
| the cochrane study masks | 0.94 | 0.3 | 9559 | 89 |
| cochrane report face masks | 0.22 | 0.3 | 9907 | 17 |
