The use of essential drugs 

 - Geneva:  World Health Organization;  1988 
 - Varied pages 
 - WHO Technical report series 770 .
<br/><br/> Includes reference. 
<br/><br/><label>ISBN: </label>9241207701 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Clinical pharmacology<br/>Essential drugs
<br/><br/><label>Dewey Class. No.: </label>615.1  / WOR