Martin, A E <br/><br/>
A serological investigation into the epidemiology of influenza with particular reference to sporadic cases.  [electronic resource] 

 -  The Journal of hygiene  Jan 1940 
 - 104-14 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-1724 
<br/><br/><label>Standard No.: </label>10.1017/s0022172400027674  doi