| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| vaccine covid 19 journal | 0.06 | 0.6 | 9778 | 15 | 24 |
| vaccine | 1.42 | 0.3 | 395 | 76 | 7 |
| covid | 1.94 | 0.4 | 5215 | 31 | 5 |
| 19 | 0.88 | 0.8 | 1199 | 38 | 2 |
| journal | 0.75 | 0.4 | 470 | 18 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| vaccine covid 19 journal | 0.79 | 0.6 | 1702 | 46 |
