| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| european clinical trial register | 1.76 | 0.5 | 7541 | 57 | 32 |
| european | 1.58 | 0.3 | 6785 | 12 | 8 |
| clinical | 1.99 | 1 | 1089 | 70 | 8 |
| trial | 1.6 | 0.4 | 5316 | 70 | 5 |
| register | 1.72 | 0.3 | 278 | 56 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| european clinical trial register | 1.04 | 0.4 | 4832 | 89 |
| european clinical trial registry | 0.59 | 0.4 | 1239 | 5 |
| eu clinical trial register search | 0.52 | 0.9 | 4309 | 95 |
| eu clinical trial registry | 1.25 | 0.2 | 5092 | 95 |
| eu clinical trials register - update | 0.13 | 0.8 | 3760 | 90 |
| european clinical trial regulation | 0.2 | 0.4 | 6133 | 68 |
| uk clinical trial register | 1.12 | 0.1 | 797 | 17 |
| ema eu clinical trial register | 1.11 | 0.5 | 3597 | 5 |
| european union clinical trial regulation | 0.56 | 0.8 | 6653 | 53 |
| clinical trial registration uk | 0.42 | 0.4 | 4575 | 54 |
| clinical trial application in europe | 0.35 | 0.5 | 6947 | 90 |
| clinical trials register uk | 1.37 | 0.6 | 1892 | 40 |
| clinicaltrialsregister.eu | 1.97 | 0.3 | 4081 | 45 |
| clinical trials regulation eu | 1.16 | 0.4 | 7283 | 36 |
| eu clinical trial register | 1.12 | 0.3 | 4538 | 19 |
| eu clinical trial registration | 1.8 | 0.8 | 1617 | 31 |
| eu clinical trials register eu-ctr | 0.56 | 0.6 | 5691 | 81 |
| eu clinical trials register search | 0.5 | 0.9 | 6341 | 20 |
| uk clinical trial registry | 1.35 | 0.2 | 4873 | 42 |
| european union clinical trials register | 1.8 | 0.6 | 8272 | 46 |
