| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nih clinical trial requirements | 2 | 0.9 | 4352 | 30 | 31 |
| nih | 1.42 | 0.3 | 459 | 46 | 3 |
| clinical | 1.45 | 0.4 | 9294 | 74 | 8 |
| trial | 1.28 | 0.2 | 5423 | 10 | 5 |
| requirements | 0.2 | 0.9 | 8013 | 11 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nih clinical trial requirements | 0.15 | 0.7 | 9076 | 24 |
