World Health Organization   <br/><br/>
Early detection of occupational diseases.   

 - 
 - Geneva  W H O  1986 
 - 272 p.  28 cm. 
 -   .
<br/><br/>  
<br/><br/>  Occupational Diseases, W H O 
<br/><br/><label>ISBN: </label>92 4 154211 X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Occupational Diseases<br/>W H O
<br/><br/><label>Dewey Class. No.: </label>WA400  / WHO