| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| oxidation state of iron in methemoglobin | 0.8 | 0.9 | 3476 | 58 | 40 |
| oxidation | 1.51 | 0.6 | 3708 | 30 | 9 |
| state | 1.9 | 0.9 | 6422 | 19 | 5 |
| of | 1.01 | 0.6 | 6055 | 32 | 2 |
| iron | 0.05 | 0.3 | 3498 | 77 | 4 |
| in | 0.73 | 0.2 | 4551 | 41 | 2 |
| methemoglobin | 1.65 | 0.5 | 8649 | 32 | 13 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| oxidation state of iron in methemoglobin | 1.84 | 0.9 | 1958 | 41 |
