title: Fallback responses of dual chamber (DDD and DDDR) pacemakers: a proposed classification.
authors.affiliation: Department of Medicine, Genesee Hospital, Rochester, New York 14607.
authors.forename: S S
authors.initials: SS
authors.lastname: Barold
authors.forename: H G
authors.initials: HG
authors.lastname: Mond
mesh_terms: D002304:Cardiac Pacing, Artificial / Q000145:classification* / Q000379:methods; D006801:Humans; D010138:Pacemaker, Artificial