| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| evidence for monoamine hypothesis | 0.12 | 0.6 | 9399 | 76 | 33 |
| evidence | 1.51 | 0.4 | 6155 | 64 | 8 |
| for | 1.65 | 0.8 | 5953 | 30 | 3 |
| monoamine | 1.71 | 0.3 | 4787 | 74 | 9 |
| hypothesis | 1.44 | 0.4 | 9394 | 92 | 10 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| evidence for monoamine hypothesis | 1.27 | 0.9 | 8220 | 80 |
