ECG Quiz 59 Johnson Francis | November 13, 2019 | ECG / Electrophysiology, ECG Library | No Comments ECG Quiz 59 Click here for the discussion Related Posts Pacing in complete heart block – ECG No Comments | Nov 24, 2016 Biventricular pacing superior to RV pacing for AV block with systolic dysfunction No Comments | May 5, 2016 Causes of right bundle branch block pattern in ECG No Comments | Mar 18, 2009 ECG leads V1H to V6H and V1L to V6L No Comments | Feb 11, 2011 About The Author Johnson Francis Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal