| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| eu clinical trial registration | 0.86 | 0.4 | 9324 | 22 | 30 |
| eu | 0.83 | 0.3 | 9076 | 13 | 2 |
| clinical | 1.42 | 0.1 | 4234 | 5 | 8 |
| trial | 0.38 | 1 | 3017 | 100 | 5 |
| registration | 1.14 | 0.5 | 8585 | 58 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| eu clinical trial registration | 1.87 | 0.6 | 2678 | 28 |
