| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| journal of ophthalmic research and practice | 1.66 | 0.3 | 7824 | 78 | 43 |
| journal | 0.45 | 1 | 6642 | 66 | 7 |
| of | 1.47 | 0.3 | 3826 | 2 | 2 |
| ophthalmic | 0.87 | 1 | 9631 | 9 | 10 |
| research | 0.38 | 0.6 | 6171 | 56 | 8 |
| and | 1.53 | 0.7 | 2916 | 96 | 3 |
| practice | 0.82 | 1 | 5161 | 93 | 8 |
