Feig, K <br/><br/>
[Color blindness: in high school students less often than in elementary school pupils].  [electronic resource] 

 -  Deutsche medizinische Wochenschrift (1946)  Oct 1976 
 - 1627-8 p.  digital 
<br/><br/> Publication Type: Comparative Study; Letter 
<br/><br/><label>ISSN: </label>0012-0472 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Child<br/>Color Vision Defects--epidemiology<br/>Germany, West<br/>Humans<br/>Schools<br/>Students