O'Quigley, John <br/><br/>
Proportional hazards regression / 
John O'Quigley 
 - Berlin :  Springer ,  2008 
 - 542 p. :  ill. ;  24 cm. 
 - Statistics for biology and health .
<br/><br/><label>ISBN: </label>9780387251486 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Regression analysis<br/>Hazardous substances--Risk assessment