Johnson, C W <br/><br/>
Bone-conduction speech reception thresholds with the mentally retarded.  [electronic resource] 

 -  The Journal of auditory research  Jul 1978 
 - 229-35 p.  digital 
<br/><br/> Publication Type: Case Reports; Journal Article 
<br/><br/><label>ISSN: </label>0021-9177 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Audiometry, Speech--instrumentation<br/>Bone Conduction<br/>Hearing Loss, Sensorineural--diagnosis<br/>Humans<br/>Intellectual Disability--complications<br/>Male<br/>Middle Aged<br/>Speech Discrimination Tests<br/>Speech Perception--physiology<br/>Speech Reception Threshold Test