W.H.O.,   . <br/><br/>
Early Detection of Occupational Diseases /   Textual Documents 

 - Mumbai :   popular Prakashan  ,   1993. 
 - 116 ;    
<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Index Terms: </label>Preventive and Social Medicine  Medical Science 
<br/><br/><label>Dewey Class. No.: </label>613.62  / WHO