Sommer, Alfred <br/><br/>
Vitamin A deficiency and its consequences:  a field guide to detection and control 

 - 3rd edition 
 - Geneva:  WHO,  1995 
 - 69 pages  illustrations [some color] 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vitamin A -- Deficiency <br/>Xeropthalmia
<br/><br/><label>LC Class. No.: </label>