Simpson, R M <br/><br/>
MINUTES OF THE THIRTY-NINTH ANNUAL MEETING OF THE AMERICAN PUBLIC HEALTH ASSOCIATION.  [electronic resource] 

 -  American journal of public health (New York, N.Y. : 1912)  Jun 1912 
 - 456-75 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0271-4353 
<br/><br/><label>Standard No.: </label>10.2105/ajph.2.6.456  doi