Proceedings of the VIIth International Pneumoconioses Conference. 

 - Cincinnati, Ohio  National Institute for Occupational Safety and Health  1990. 
 - 1581 p. (2 v.)  ill.  28 cm. 
<br/><br/><label>LCCN: </label>doc92000528  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lungs--Dust diseases--Congresses.