title: Imaging services and increasing health care costs: is limiting self-referral the answer to controlling costs?
authors.forename: Thomas W
authors.initials: TW
authors.lastname: Greeson
authors.forename: Heather M
authors.initials: HM
authors.lastname: Zimmerman
mesh_terms: D016265:Conflict of Interest / Q000331:legislation & jurisprudence*; D003952:Diagnostic Imaging / Q000191:economics*; D004992:Ethics, Medical; D017048:Health Care Costs; D006801:Humans; D018584:Physician Self-Referral / Q000941:ethics / Q000331:legislation & jurisprudence; D012955:Societies, Medical; D014481:United States