title: Challenge to advertising rules rebuffed.
authors.affiliation: ADA, Chicago, Ill 60611, USA.
authors.forename: Peter M
authors.initials: PM
authors.lastname: Sfikas
mesh_terms: D000329:Advertising / Q000331:legislation & jurisprudence*; D016363:Antitrust Laws; D006801:Humans; D007221:Industry / Q000331:legislation & jurisprudence; D009967:Orthodontic Appliances; D009970:Orthodontics / Q000331:legislation & jurisprudence*; D012953:Societies, Dental / Q000331:legislation & jurisprudence*; D014481:United States