| lead 1 lead 2 lead 3 | 1.97 | 0.9 | 5344 | 20 | 58 |
| lead 2 vs lead 3 | 0.05 | 0.8 | 8046 | 16 | 14 |
| leads 1 2 and 3 are the | 0.54 | 0.8 | 9599 | 23 | 6 |
| which type of lead is lead iii | 1.75 | 0.1 | 5849 | 30 | 85 |
| what is #2 lead | 0.31 | 0.1 | 943 | 15 | 10 |
| lead 3.0 | 1.92 | 0.6 | 1934 | 8 | 26 |
| lead 2 vs lead 4 | 0.24 | 0.6 | 7528 | 16 | 59 |
| lead 1 2 3 placement | 1.2 | 0.2 | 7587 | 20 | 21 |
| lead verb 1 2 3 | 0.55 | 0.5 | 2644 | 15 | 97 |
| why is lead 2 the standard lead | 1.03 | 0.7 | 7248 | 31 | 11 |
| 0.3 lead | 0.18 | 0.8 | 7371 | 8 | 64 |
| lead 2 lead 3 avf | 0.2 | 0.4 | 4371 | 17 | 12 |
| lead i vs lead ii | 1.43 | 0.7 | 2979 | 17 | 81 |
| what is lead ii | 0.3 | 0.2 | 5306 | 15 | 88 |
| main lead and second lead | 1.32 | 0.5 | 1117 | 25 | 73 |
| to lead lead lead | 0.47 | 0.5 | 8400 | 17 | 27 |
| lead iii is created using the | 1.63 | 0.1 | 8907 | 29 | 24 |
| leads i ii and iii | 1.68 | 0.4 | 8625 | 18 | 50 |
| lead level less than 1 | 1.06 | 0.8 | 555 | 22 | 86 |
| lead and second lead | 1.8 | 0.6 | 260 | 20 | 62 |
| charge of lead 2 | 1.78 | 1 | 5723 | 16 | 43 |
| third form of lead | 0.95 | 0.3 | 8754 | 18 | 88 |
| leads i ii and iii are called | 0.25 | 0.2 | 8134 | 29 | 31 |
| is lead always 2+ | 1.93 | 0.1 | 8233 | 17 | 43 |
