| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| breslow and clayton 1993 | 0.71 | 0.6 | 1855 | 98 | 24 |
| breslow | 1.61 | 0.7 | 2826 | 30 | 7 |
| and | 1.42 | 0.1 | 8924 | 65 | 3 |
| clayton | 0.79 | 0.2 | 3745 | 24 | 7 |
| 1993 | 0.65 | 0.1 | 7386 | 67 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| breslow and clayton 1993 | 0.17 | 0.9 | 662 | 97 |
