title: Brackets and wires should not require Proposition 65 warning.
authors.forename: H C
authors.initials: HC
authors.lastname: Bergh
mesh_terms: D002140:California; D006801:Humans; D006967:Hypersensitivity / Q000209:etiology; D008670:Metals / Q000009:adverse effects; D009967:Orthodontic Appliances / Q000009:adverse effects; D009970:Orthodontics / Q000331:legislation & jurisprudence*
chemical_list: D008670:Metals