| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| clinical trial online registration | 1.2 | 0.8 | 324 | 76 | 34 |
| clinical | 1.71 | 0.6 | 1393 | 1 | 8 |
| trial | 1.54 | 0.2 | 5315 | 37 | 5 |
| online | 0.88 | 0.5 | 1767 | 48 | 6 |
| registration | 1.11 | 0.4 | 7125 | 45 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| clinical trial online registration | 0.66 | 0.1 | 3432 | 29 |
