TY - BOOK AU - O'Quigley,John TI - Proportional hazards regression SN - 0387251480 (hbk.) PY - 2008/// CY - New York PB - Springer KW - Regression analysis KW - Hazardous substances KW - Risk assessment N1 - Includes bibliographical references and index UR - http://www.loc.gov/catdir/enhancements/fy0829/2008920048-t.html ER -