title: Direct-to-consumer marketing.
authors.forename: James E
authors.initials: JE
authors.lastname: Ehrlich
authors.forename: John A
authors.initials: JA
authors.lastname: Rumberger
authors.forename: Alan G
authors.initials: AG
authors.lastname: Wasserman
mesh_terms: D003952:Diagnostic Imaging / Q000191:economics*; D008389:Marketing of Health Services; D008403:Mass Screening / Q000191:economics; D013677:Medical Laboratory Science / Q000191:economics*; D014481:United States