| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| vaccines mdpi impact factor | 0.29 | 0.2 | 6658 | 27 | 27 |
| vaccines | 0.19 | 0.6 | 203 | 3 | 8 |
| mdpi | 1.49 | 0.5 | 455 | 24 | 4 |
| impact | 1.69 | 0.6 | 7460 | 60 | 6 |
| factor | 0.07 | 0.7 | 3568 | 80 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| vaccines mdpi impact factor | 0.47 | 1 | 6662 | 41 |
