Respiratory viruses : report of a WHO scientific group [meeting held in Geneva from 9 to 14 October 1967]. 

 - 100p. 
 - (WHO technical report series ; 408) .
<br/><br/><label>ISBN: </label>92-4-120408-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Respiratory tract infections--Microbiology<br/>Virus diseases<br/>Influenza