| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| nejm journal impact factor | 0.97 | 0.3 | 3250 | 27 | 26 |
| nejm | 0.69 | 0.1 | 1089 | 31 | 4 |
| journal | 1.61 | 0.1 | 8213 | 21 | 7 |
| impact | 0.9 | 0.1 | 9914 | 43 | 6 |
| factor | 0.51 | 0.8 | 4126 | 50 | 6 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| nejm journal impact factor | 0.33 | 0.5 | 2020 | 17 |
