| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| heart rhythm o2 instructions for authors | 1.21 | 0.9 | 1462 | 81 | 40 |
| heart | 1.17 | 0.4 | 6064 | 2 | 5 |
| rhythm | 0.32 | 0.5 | 858 | 3 | 6 |
| o2 | 0.12 | 0.5 | 2194 | 61 | 2 |
| instructions | 1.37 | 1 | 607 | 18 | 12 |
| for | 1.03 | 0.1 | 5010 | 50 | 3 |
| authors | 0.38 | 0.2 | 9713 | 60 | 7 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| heart rhythm o2 instructions for authors | 1.08 | 0.9 | 2317 | 28 |
