TY - BOOK AU - Royston, Patrick AU - Sauerbrei, Willi TI - Multivariable model-building : a pragmatic approach to regression analysis based on fractional polynomials for modelling continuous variables SN - 9780470028421 SN - 200800375 U1 - 519.536 ROY PY - 2008/// CY - Hoboken, NJ PB - John Wiley KW - Polynomials KW - Regression Analysis KW - Variables (Mathematics) N1 - Includes bibliographical references (p. 271-283) and index ER -