Nair, KKMNamboodiri, NThajudeen, AValaparambil, ATharakan, J2017-03-102017-03-10201639 ,10;1150-115210.1111/pace.12931https://dspace.sctimst.ac.in/handle/123456789/10107Cardiovascular System & Cardiology; EngineeringNarrow QRS Tachycardia with Long RP Interval: What Is the Mechanism?