The University of Warwick Library - WebBridge

Screening opportunity bias in case-control studies of cancer screening
Duffy, Stephen W..  Journal of Applied Statistics.  v. Volume 35. no. Number 5.   2008-04-23. p. 537 - 546... issn: 0266-4763 .   

Online access not found

Sorry - based on the information provided, WebBridge cannot offer appropriate links.