title: Variation in medical practice: implications for the hospital epidemiologist.
authors.affiliation: Department of Preventive Medicine, University of Tennessee, Memphis 38163.
authors.forename: S B
authors.initials: SB
authors.lastname: Kritchevsky
authors.forename: B P
authors.initials: BP
authors.lastname: Simmons
mesh_terms: D003657:Decision Making; D004812:Epidemiologic Methods; D006801:Humans; D017053:Infection Control / Q000379:methods*; D016357:Infection Control Practitioners; D007587:Job Description; D010820:Physicians / Q000523:psychology; D017410:Practice Guidelines as Topic; D010818:Practice Patterns, Physicians' / Q000706:statistics & numerical data; D017749:Total Quality Management / Q000458:organization & administration; D014481:United States