| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| pubmed.ncbi.nlm.nih.gov pubmed central | 1.61 | 0.1 | 979 | 48 | 38 |
| pubmed.ncbi.nlm.nih.gov | 1.46 | 0.4 | 4012 | 53 | 23 |
| pubmed | 1.9 | 0.8 | 653 | 16 | 6 |
| central | 1.45 | 0.9 | 2537 | 21 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| pubmed.ncbi.nlm.nih.gov pubmed central | 1.9 | 0.5 | 8081 | 57 |
