title: Tribute to Professor Leo Schamroth.
authors.affiliation: Veterans Administration Medical Center, Salt Lake City, Utah.
authors.forename: S J
authors.initials: SJ
authors.lastname: Quaal
authors.forename: S M
authors.initials: SM
authors.lastname: Block
mesh_terms: D002309:Cardiology / Q000266:history; D049673:History, 20th Century; D013019:South Africa