Vitamin A supplements:   A guide to their use in the treatment and prevention of vitamin A defieciency and xerophthalmia  
/ prepared by a WHO/UNICEF/VACG task force 
 - 2nd ed. 
 - Geneva:   WHO,   1997 
 - vi, 28p. 
<br/><br/><label>ISBN: </label>9241545062 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Universal Decimal Class. No.: </label>616.391   / N7