title: Investigation into patients' hearing following ultrasonic scaling.
mesh_terms: D000158:Acoustic Impedance Tests; D000161:Acoustic Stimulation; D000328:Adult; D001301:Audiometry, Pure-Tone; D003777:Dental Prophylaxis / Q000295:instrumentation / Q000379:methods; D012534:Dental Scaling / Q000295:instrumentation / Q000379:methods; D005260:Female; D006309:Hearing; D006801:Humans; D008297:Male; D014159:Transducers; D014464:Ultrasonic Therapy / Q000295:instrumentation