| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| proton versus photon therapy | 0.2 | 0.8 | 5990 | 11 | 28 |
| proton | 0.76 | 0.4 | 4311 | 86 | 6 |
| versus | 0.48 | 0.6 | 7211 | 46 | 6 |
| photon | 0.4 | 1 | 1796 | 38 | 6 |
| therapy | 0.1 | 0.9 | 266 | 62 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| proton versus photon therapy | 0.7 | 0.4 | 607 | 48 |
