EKG Reading: How the QRS is Made

3:11:52
Diagnosis of SVT in the EP lab

17:46
Heart Conduction System & ECG (EKG)

8:00
Why You Can't Hear in Background Noise with Hearing Aids

25:57
Right Bundle Branch Block and Bifascicular Block

12:20
PVCs: Symptoms and Treatment - in Plain English!

18:31
Understanding Arrhythmias

21:01
Watch Trudeau speak directly to Trump during blistering speech

33:08