O'Quigley, John <br/><br/>
Proportional hazards regression / 
John O'Quigley 
 - New York :  Springer,  2008 
 - xvii, 542 p. :  ill. ;  24 cm. 
 - Statistics for biology and health .
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0387251480 (hbk.)  RM302.16 9780387251486 (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Regression analysis<br/>Hazardous substances--Risk assessment