Requirements for biological substances 6 : general requirements for the sterility of biological substances : report of a study group [meeting held in Geneva from 20 to 25 April 1959]. 

 - 31p. 
 - (WHO technical report series ; 200) .
<br/><br/><label>ISBN: </label>92-4-120200-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological products--Standards<br/>Sterilization