| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nih library official site | 0.44 | 0.9 | 7877 | 26 | 25 |
| nih | 1.3 | 0.6 | 9419 | 87 | 3 |
| library | 0.17 | 0.9 | 8389 | 76 | 7 |
| official | 0.76 | 0.3 | 9940 | 13 | 8 |
| site | 0.04 | 0.7 | 7835 | 14 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nih library official site | 0.47 | 1 | 3501 | 7 |
