WHO Expert Committee on Biological Standardization :  Forty-second report / 
World Health Organization. 
 - Geneva :  World Health Organization,  1992. 
 - 86 p. ;  20 cm. 
 - WHO Technical Report Series  822  0512-3054 .
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>92-4-120822-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological products--standards