| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| who invented pcr testing | 1.22 | 0.7 | 4560 | 2 | 24 |
| who | 1.1 | 0.7 | 5445 | 39 | 3 |
| invented | 0.76 | 1 | 4763 | 60 | 8 |
| pcr | 0.38 | 1 | 7455 | 56 | 3 |
| testing | 0.78 | 1 | 2044 | 98 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| who invented pcr testing | 1.75 | 0.1 | 130 | 73 |
