Larson, V D <br/><br/>
Reference threshold sound-pressure levels for the TDH-50 and ER-3A earphones.  [electronic resource] 

 -  The Journal of the Acoustical Society of America  Jul 1988 
 - 46-51 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, Non-P.H.S. 
<br/><br/><label>ISSN: </label>0001-4966 
<br/><br/><label>Standard No.: </label>10.1121/1.396874  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acoustic Stimulation<br/>Adolescent<br/>Adult<br/>Amplifiers, Electronic<br/>Auditory Threshold<br/>Humans<br/>Pressure