500
Sinus 64, QRS .10
Sinus 120, QRS .14
Supraventricular Tachycardia 189-210
SVE(s)
VE(s)
What is Sinus (64-120 bpm), Supraventricular Tachycardia (189-210 bpm), Findings Box-QRS morphology changed were present due to rate related bundle branch block?