title: The clinical effectiveness of a new prophylaxis device.
mesh_terms: D000328:Adult; D000704:Analysis of Variance; D003258:Consumer Behavior; D003728:Dental Calculus / Q000628:therapy; D003755:Dental High-Speed Technique / Q000295:instrumentation; D003773:Dental Plaque / Q000628:therapy; D003777:Dental Prophylaxis / Q000295:instrumentation*; D005069:Evaluation Studies as Topic; D006801:Humans; D010146:Pain / Q000453:epidemiology; D011795:Surveys and Questionnaires; D014075:Tooth Discoloration / Q000628:therapy; D014465:Ultrasonics / Q000295:instrumentation