| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| european clinical trial registry | 1.42 | 0.5 | 2309 | 68 | 32 |
| european | 1.96 | 0.8 | 731 | 30 | 8 |
| clinical | 1.07 | 0.8 | 8956 | 3 | 8 |
| trial | 1.91 | 0.2 | 6193 | 96 | 5 |
| registry | 0.35 | 0.3 | 2881 | 73 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| european clinical trial registry | 1.7 | 0.9 | 9098 | 40 |
| european clinical trial register | 1.59 | 0.6 | 7510 | 43 |
| eu clinical trial register | 0.21 | 0.7 | 1701 | 65 |
| european union clinical trials register | 0.4 | 0.3 | 9058 | 99 |
| eu clinical trial register search | 1.41 | 0.9 | 1628 | 80 |
| eu clinical trial registration | 1.09 | 0.5 | 5587 | 43 |
| european clinical trial regulation | 0.65 | 0.5 | 2417 | 72 |
| uk clinical trial registry | 0.3 | 0.4 | 5871 | 94 |
| eu clinical trials register - update | 0.66 | 0.8 | 7555 | 3 |
| european union clinical trial regulation | 1.71 | 0.7 | 8868 | 9 |
| international clinical trial registry | 1.39 | 0.8 | 7460 | 38 |
| clinical trials registry uk | 0.61 | 0.6 | 138 | 87 |
| clinical trial in europe | 1.05 | 0.9 | 9577 | 52 |
| registry of clinical trials | 0.56 | 1 | 6143 | 37 |
| clinical trials regulation eu | 1.25 | 0.6 | 675 | 81 |
| clinicaltrialsregister.eu | 1.19 | 1 | 9812 | 15 |
