The use of essential drugs model list of essential drgus. 

 - Geneva :  World Health Organization (WHO) ,  1992 
 - iv, 75p. :  ill. ;   24 cm.  
 - World Health Organization. Technical report series; 825 .
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>9241208252 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drugs of abuse<br/>Alcholism
<br/><br/><label>Gov. Doc. Class. No.: </label>UN WHO TR-825