title: Bone-conduction speech reception thresholds with the mentally retarded.
mesh_terms: D000368:Aged; D001302:Audiometry, Speech / Q000295:instrumentation; D001844:Bone Conduction; D006319:Hearing Loss, Sensorineural / Q000175:diagnosis*; D006801:Humans; D008607:Intellectual Disability / Q000150:complications* / Q000523:psychology; D008297:Male; D008875:Middle Aged; D013063:Speech Discrimination Tests; D013067:Speech Perception / Q000502:physiology; D013069:Speech Reception Threshold Test