Report of morbidity survey in Dhanbad Jharia coal fields with special reference to pneumoconiosis 
/ Rajendra Memorial Research Institute of Medical Sciences  
 - Patna:     Rajendra Memorial Research Institute of Medical Sciences,    
 - 80p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Subjects--Index Terms: </label>Environmental science 
<br/><br/><label>Universal Decimal Class. No.: </label>616.24-003.6(048.8)  / L2