Recommended health-based limits in occupational exposure to selected mineral dusts (silica, coal):  report of a WHO Study Group. 

 - Geneva :  World Health Organization,  1986. 
 - 82 p. :  ill. 
 - Technical report series / World Health Organization ;  734. .
 - Technical report series (World Health Organization) ;  734 .
<br/><br/><label>ISBN: </label>9412073458 (pbk.) :  14.00F 
<br/><br/><label>LCCN: </label>88990886  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gases, Asphyxiating and poisonous--Toxicology.<br/>Respiratory organs--Foreign bodies.<br/>Mineral industries--Employees--Diseases and hygiene.<br/>Mine workers--Diseases and hygiene.<br/>Hazardious substances.