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 
T2  - Wiley series in Probability and Statistics
SN  - 9780470028421
U1  - 519.536 
PY  - 2008///
CY  - Chichester
PB  - John Wiley
ER  -