| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| entrez pubmed medline ncbi | 1.21 | 0.8 | 5118 | 53 | 26 |
| entrez | 0.36 | 0.9 | 4662 | 68 | 6 |
| pubmed | 0.04 | 1 | 9653 | 31 | 6 |
| medline | 1.6 | 0.2 | 7636 | 48 | 7 |
| ncbi | 0.96 | 0.9 | 5236 | 43 | 4 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| entrez pubmed medline ncbi | 1.03 | 0.5 | 9467 | 44 |
| entrez pubmed home page | 1.38 | 0.4 | 7663 | 99 |
| entrez-pubmed | 1.12 | 0.6 | 9823 | 35 |
| pubmed ncbi home page | 0.37 | 0.6 | 5620 | 66 |
| pubmed.com ncbi | 1.36 | 0.7 | 937 | 81 |
| https://pubmed.ncbi | 1.6 | 0.9 | 7476 | 58 |
| ncbi nlm nih gov pubmed medline | 0.69 | 0.2 | 5244 | 28 |
| pubmed ncbi nih gov | 1.93 | 0.9 | 8306 | 75 |
| ncbi-pubmed | 0.28 | 0.1 | 623 | 97 |
| https://pubmed.ncbi.nlm | 0.24 | 0.4 | 7174 | 21 |
| pubmed ncbi nlm nih gov | 0.1 | 1 | 5135 | 81 |
| pubmed ncbi database link | 1.29 | 0.6 | 5889 | 17 |
| ncbi nih nlm pubmed | 1.86 | 0.2 | 9958 | 91 |
| ncbi homepage-pubmed | 0.03 | 0.6 | 5125 | 96 |
| pubmed ncbi databases articles | 1.66 | 0.9 | 2324 | 58 |
| pubmed ncbi database tutorial | 0.63 | 0.5 | 1188 | 91 |
| medline/pubmed | 0.4 | 0.3 | 2341 | 65 |
| www.pubmed.org medline | 0.45 | 0.6 | 1009 | 41 |
| pubmed-not-medline | 1.14 | 0.1 | 4142 | 37 |
| http://www.ncbi.nlm.gov/pubmed | 1.87 | 0.4 | 820 | 20 |
