Ehrlich, G E <br/><br/>
Rheumatic diseases in industry.  [electronic resource] 

 -  Pennsylvania medicine  Jul 1969 
 - 65 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0031-4595 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Humans<br/>Occupational Medicine<br/>Rheumatic Diseases