| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| library of medicine nih | 1.62 | 1 | 1153 | 12 | 23 |
| library | 1.15 | 0.7 | 269 | 43 | 7 |
| of | 1.2 | 0.1 | 3214 | 25 | 2 |
| medicine | 1.86 | 0.5 | 4128 | 11 | 8 |
| nih | 0.43 | 0.3 | 5192 | 80 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| library of medicine nih | 1.74 | 0.3 | 4396 | 64 |
