What is the purpose of a 12 lead ECG?

Related questions

1. Why is ECG done?
2. What exactly does an ECG measure?
3. How long does an ECG test take?
4. What causes low voltage on ECG?
5. Can stress affect ECG results?
6. Which lead is the ground on an ECG?
7. Is low voltage ECG dangerous?
8. Is abnormal ECG dangerous?
9. What do ECG leads represent?
10. Can ECG detect heart attack?

Tags

1. #electrical
2. #valuable
3. #invasive
4. #coronary
5. #detect
6. #waveforms
7. #monitor
8. #heart
9. #electrolyte
10. #conditions
11. #accurately
12. #disease
13. #arrhythmias
14. #interpreted
15. #imbalance
16. #activity
17. #records
18. #diagnostic