Heppleston, A G <br/><br/>
Prevalence and pathogenesis of pneumoconiosis in coal workers.  [electronic resource] 

 -  Environmental health perspectives  Jun 1988 
 - 159-70 p.  digital 
<br/><br/> Publication Type: Journal Article; Review 
<br/><br/><label>ISSN: </label>0091-6765 
<br/><br/><label>Standard No.: </label>10.1289/ehp.8878159  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Coal Mining<br/>Humans<br/>Male<br/>Pneumoconiosis--epidemiology