BERENS, C <br/><br/>
An ocular hypertension indicator (tonometer).  [electronic resource] 

 -  Journal of the American Medical Association  Apr 1950 
 - 1360 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9955 
<br/><br/><label>Standard No.: </label>10.1001/jama.1950.72910350004010  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eye<br/>Humans<br/>Ocular Hypertension<br/>Ophthalmology