Brown, J H <br/><br/>
Influence of Particle Size upon the Retention of Particulate Matter in the Human Lung.  [electronic resource] 

 -  American journal of public health and the nation's health  Apr 1950 
 - 450-80 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0002-9572 
<br/><br/><label>Standard No.: </label>10.2105/ajph.40.4.450  doi