Dowling, J E <br/><br/>
George Wald (1906-97)  [electronic resource] 

 -  Nature  May 1997 
 - 356 p.  digital 
<br/><br/> Publication Type: Biography; Historical Article; News 
<br/><br/><label>ISSN: </label>0028-0836 
<br/><br/><label>Standard No.: </label>10.1038/387356a0  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology--history<br/>History, 20th Century<br/>United States<br/>Vision, Ocular--physiology<br/>Vitamin A--history