| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| national clinical research inc | 0.29 | 0.1 | 4476 | 46 | 30 |
| national | 0.16 | 0.2 | 7718 | 67 | 8 |
| clinical | 1.28 | 0.6 | 3743 | 98 | 8 |
| research | 1.61 | 0.5 | 3931 | 43 | 8 |
| inc | 0.37 | 0.7 | 5621 | 66 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| national clinical research inc | 1.13 | 0.1 | 8609 | 26 |
