ALLEN, D G <br/><br/>
Accommodation after the age of forty years.  [electronic resource] 

 -  American journal of ophthalmology  Nov 1961 
 - 702-5 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9394 
<br/><br/><label>Standard No.: </label>10.1016/0002-9394(61)90158-1  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Accommodation, Ocular--physiology<br/>Aging--physiology<br/>Humans