Studies in drug utilization :  methods and applications / 
edited by U. Bergman ... (et al.) 
 - Geneva :  World Health Organization,  1979 
 - 185 p. :  illustrations ;  24 cm. 
 - WHO regional publications. European series ;  no.8 .
<br/><br/><label>ISBN: </label>9290201088 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drug utilization