Vitamin A supplements : A guide to their use in the treatment and prevention of vitamin A deficiency and xerophthalmia / prepared by a WHO/UNICEF/IVACG Task Force 

 - Geneva:  World Health Organization,  1988 
 - 24 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>9241542365 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vitamin A<br/>Vitamin A deficiency<br/>Xeropthalmia