| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| circulation research journal impact factor | 0.51 | 0.2 | 2382 | 15 | 42 |
| circulation | 1.4 | 0.6 | 7126 | 50 | 11 |
| research | 1.23 | 0.6 | 2770 | 76 | 8 |
| journal | 0.65 | 0.2 | 1930 | 17 | 7 |
| impact | 1.72 | 1 | 8534 | 85 | 6 |
| factor | 0.47 | 0.9 | 8954 | 55 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| circulation research journal impact factor | 1.12 | 1 | 4677 | 32 |
