Hayhurst, E R <br/><br/>
INDUSTRIAL HYGIENE.  [electronic resource] 

 -  American journal of public health (New York, N.Y. : 1912)  Mar 1927 
 - 287-92 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0271-4353 
<br/><br/><label>Standard No.: </label>10.2105/ajph.17.3.287  doi