| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| principle of tandem mass spectrometry | 0.76 | 1 | 3609 | 26 | 37 |
| principle | 1.07 | 0.9 | 2726 | 36 | 9 |
| of | 1.95 | 0.9 | 3010 | 69 | 2 |
| tandem | 1.34 | 1 | 6637 | 18 | 6 |
| mass | 0.38 | 1 | 310 | 5 | 4 |
| spectrometry | 1.29 | 0.4 | 3141 | 29 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| principle of tandem mass spectrometry | 1.25 | 0.5 | 2804 | 81 |
