Vitamin A supplements : a guide to their use in the treatment and prevention of vitamin A deficiency and xerophthalmia. 

 - 24p. 
<br/><br/><label>ISBN: </label>92-4-154236-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vitamin A--Therapeutic use<br/>Vitamin A deficiency--Drug therapy<br/>Xerophthalmia--Drug therapy