Kartman, Leo <br/><br/>
Epidemiologic features and results of field studies.  [electronic resource] 

 -  Public health reports (Washington, D.C. : 1896)  Dec 1967 
 - 1084-1094 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0094-6214