An electrocardiogram that demonstrates grouped beating: What is the rhythm?

Journal/Book: J Cardiovasc Electrophysiol. 1996; 7: 135 Bedford Rd, PO Box 418, Armonk, NY 10504-0418. Futura Publ Co. 581-582.

Note: Article F Morady, Univ Michigan, Med Ctr, Dept Internal Med, Div Cardiol, 1500 E Med Ctr Dr, B1-F245, Ann Arbor, MI 48109 USA