World Health Organization <br/><br/>
The use of essential drugs 

 - Geneva  World Health Organization  1983 
 - 46p. p. 
<br/><br/><label>ISBN: </label>92-4-120685-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drugs- Standards
<br/><br/><label>Dewey Class. No.: </label>615.1  / WHO