| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| v4r lead | 1.48 | 0.7 | 2737 | 70 |
| v4r lead placement | 1.42 | 0.1 | 4871 | 7 |
| v4r leadership | 1.02 | 0.3 | 4300 | 33 |
| lead v3r v4r | 1.89 | 0.8 | 228 | 43 |
| v4r 12 lead | 0.26 | 0.7 | 7327 | 22 |
| st elevation in lead v4r indicates | 0.38 | 0.7 | 2907 | 86 |
| ecg lead v4r | 0.92 | 0.3 | 8380 | 7 |
| what is a v4r lead | 1.21 | 0.8 | 4231 | 49 |
| v3r v4r lead placement | 0.14 | 0.9 | 8386 | 62 |
| ecg lead v4r tracing | 1.49 | 0.3 | 6420 | 2 |
| what are leads v4r v5r and v6r used to detect | 0.47 | 0.1 | 8500 | 32 |
| v4r 12 lead what it means | 1.89 | 0.1 | 7544 | 80 |
