Cumulative list of proposed international nonproprietary names for pharmaceutical substances :  lists 1-25 published in the WHO chronicle, 1953-1971. 

 - Geneva :  The Organization,  1971. 
<br/><br/> Cover title: International nonproprietary names for pharmaceutical substances, cumulative list no. 3, 1971. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pharmacy -- Nomenclature.--Pharmacy -- Nomenclature.<br/>Drugs -- nomenclature--Drugs -- nomenclature