WORLD Health Organization <br/><br/>
Biological substances: international standards and reference reagents 1986 
/by World Health Organization 
 - Geneva  World Health Organization  1987 
 - 94 p. 
<br/><br/> includes index. 
<br/><br/><label>ISBN: </label>92-4-154213-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biological standardization
<br/><br/><label>Dewey Class. No.: </label>615.372  / WOR