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. ;  25 cm. 
<br/><br/><label>ISBN: </label>9241542365 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vitamin A--Therapeutic use<br/>Vitamin A deficiency--Drug therapy<br/>Vitamin A deficiency--Prevention & control<br/>Xerophthalmia--Drug therapy<br/>Xerophthalmia--Prevention & control