Particles in our air :  concentrations and health effects / 
edited by Richard Wilson and John D. Spengler. 
 - Cambridge, Mass. :  Harvard School of Public Health,  1996. 
 - v, 259 p. :  ill. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0674240774 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air--Pollution--Physiological effect.<br/>Environmental health.