SPIGEL, M M <br/><br/>
Fundamentals of refractive eyecare-III.  [electronic resource] 

 -  Optical journal and review of optometry  Dec 1950 
 - 37-40 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0030-3925 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eyeglasses<br/>Humans<br/>Hyperopia