ACC/AHA clinical competence statement on electrocardiography and ambulatory electrocardiography41This document was approved by the American College of Cardiology Board of Trustees in November 2001 and the American Heart Association Science Advisory and Coordinating Committee in August 2001.42When citing this document, the American College of Cardiology and the American Heart Association would appreciate the following citation format: Kadish AH, Buxton AE, Kennedy HL, Knight BP, Mason JW, Schuger CD, Tracy C
Distribution of the number of citations over years.