| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how to find national clinical trial number | 0.31 | 0.1 | 7120 | 13 |
| how to obtain a clinical trial number | 1.58 | 0.8 | 5925 | 2 |
| clinical trial number lookup | 1.41 | 0.6 | 7451 | 55 |
| how to find a clinical trial | 0.77 | 0.1 | 3563 | 96 |
| clinical trial registration number | 0.62 | 0.5 | 3467 | 27 |
| clinical trial registry number | 0.26 | 1 | 7187 | 29 |
| national clinical trials office | 0.59 | 0.8 | 5267 | 56 |
| how to find current clinical trials | 0.84 | 0.4 | 660 | 14 |
| clinical trial subject number | 0.87 | 0.9 | 3272 | 41 |
| finding a clinical trial | 1.48 | 0.5 | 9438 | 59 |
| clinical trial protocol number | 0.99 | 0.2 | 8640 | 9 |
| find a clinical trial uk | 1.18 | 0.8 | 7561 | 6 |
| clinical trial nct number | 1.09 | 0.2 | 5474 | 17 |
| clinicaltrials.gov number | 0.03 | 0.1 | 1142 | 47 |
| national clinical trial network | 1.59 | 0.7 | 2799 | 73 |
| number of clinical trials | 1.13 | 0.4 | 7247 | 74 |
| national clinical trials registry | 1.32 | 0.4 | 7646 | 51 |
| free trial number lookup | 2 | 0.8 | 8150 | 6 |
| clinicaltrials.gov registration number | 1.16 | 0.9 | 6528 | 56 |
| clinicaltrials gov phone number | 0.55 | 0.9 | 4076 | 4 |
