title: Evaluation of examiner variability and the use of radiographs in determining the efficacy of community fluoridation.
mesh_terms: D002648:Child; D004245:DMF Index; D003731:Dental Caries / Q000175:diagnosis / Q000000981:diagnostic imaging; D005069:Evaluation Studies as Topic; D005457:Fluoridation; D006801:Humans; D009658:North Dakota; D011859:Radiography