title: Introductory note to a classic article by Robert A. Bruce.
authors.affiliation: Cardiology Unit, Department of Medicine, University of Rochester School of Medicine and Dentistry, Rochester, New York 14642, USA. heartajm@heart.rochester.edu
authors.forename: Arthur J
authors.initials: AJ
authors.lastname: Moss
mesh_terms: D002309:Cardiology / Q000266:history*; D005080:Exercise Test / Q000266:history*; D049673:History, 20th Century; D049674:History, 21st Century