title: Appropriateness of advanced diagnostic imaging ordering before and after implementation of clinical decision support systems.
authors.affiliation: RAND, Boston, Massachusetts.
authors.forename: Peter S
authors.initials: PS
authors.lastname: Hussey
authors.affiliation: RAND, Arlington, Virginia.
authors.forename: Justin W
authors.initials: JW
authors.lastname: Timbie
authors.affiliation: RAND, Arlington, Virginia.
authors.forename: Lane F
authors.initials: LF
authors.lastname: Burgette
authors.affiliation: RAND-UCLA, Los Angeles, California.
authors.forename: Neil S
authors.initials: NS
authors.lastname: Wenger
authors.affiliation: Centers for Medicare & Medicaid Services, Baltimore, Maryland.
authors.forename: David J
authors.initials: DJ
authors.lastname: Nyweide
authors.affiliation: RAND-UCLA, Los Angeles, California.
authors.forename: Katherine L
authors.initials: KL
authors.lastname: Kahn
mesh_terms: D020000:Decision Support Systems, Clinical; D003952:Diagnostic Imaging / Q000706:statistics & numerical data*; D006801:Humans; D050316:Medical Order Entry Systems; D019564:Unnecessary Procedures / Q000706:statistics & numerical data*