title: Expanding roles of hospital epidemiology: quality assurance.
authors.affiliation: Department of Internal Medicine, University of Iowa College of Medicine, Iowa City.
authors.forename: R P
authors.initials: RP
authors.lastname: Wenzel
mesh_terms: D003428:Cross Infection / Q000517:prevention & control; D004813:Epidemiology; D006761:Hospitals; D006801:Humans; D007591:Joint Commission on Accreditation of Healthcare Organizations; D010043:Outcome and Process Assessment, Health Care; D011785:Quality Assurance, Health Care; D011787:Quality of Health Care