| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| principles and practice of clinical research | 0.07 | 0.1 | 1197 | 88 | 44 |
| principles | 1.07 | 0.1 | 1097 | 99 | 10 |
| and | 1.98 | 0.8 | 9570 | 70 | 3 |
| practice | 0.07 | 0.5 | 6952 | 48 | 8 |
| of | 1.51 | 0.5 | 4239 | 89 | 2 |
| clinical | 0.36 | 0.9 | 3526 | 71 | 8 |
| research | 1.58 | 0.1 | 7782 | 100 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| principles and practice of clinical research | 0.73 | 0.3 | 5952 | 34 |
