World Health Organisation <br/><br/>
The Work of WHO virus reference centres and the services they provide  
World Health Organisation.  
 - Geneva   World Health Organisation  1968 
 - 120p.; 27cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Virus diseases; Communicable diseases.
<br/><br/><label>Dewey Class. No.: </label>616.0194  / W83W