Shabbir, M., Irfan, M., Zahid, M., Hayat, A., Rehman, W. U., & Majeed, S. M. I. (2015). VALIDATION OF DIAGNOSTIC ACCURACY OF LEADS AVR AND V1 IN ATRIOVENTRICULAR NODAL REENTRANT TACHYCARDIA (AVNRT). Pakistan Armed Forces Medical Journal, 65((SUPPL), S86-9. https://pafmj.org/PAFMJ/article/view/4419