Textbook of occupational medicine / 
edited by J. Keir Howard, Frank H. Tyrer. 
 - Edinburgh :  Churchill Livingstone,  1987. 
 - 509 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0443025681 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Occupational diseases.<br/>Occupational medicine.