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Publications of Author

1. E. Graf, Willi Sauerbrei, Martin Schumacher, C. Schmoor
   Berücksichtigung prognostischer Faktoren bei der Planung von Therapiestudien. [Citation Graph (0, 0)][DBLP]
   GMDS, 1994, pp:475-480 [Conf]
   
2. Willi Sauerbrei, T. L. Diepgen
   Statistical aspects of the development and validation of a diagnostic score. [Citation Graph (0, 0)][DBLP]
   GMDS, 1994, pp:484-490 [Conf]
   
3. Willi Sauerbrei
   Investigations on Stability and Overoptimism of Classification Trees by Using Cross-Validation. [Citation Graph (0, 0)][DBLP]
   ISMDA, 2001, pp:251-257 [Conf]
   
4. Willi Sauerbrei, Patrick Royston
   Determination of Functional Relationships for Continuous Variables by Using a Multivariable Fractional Polynomial Approach. [Citation Graph (0, 0)][DBLP]
   ISMDA, 2002, pp:53-60 [Conf]
   
5. Willi Sauerbrei, Martin Schumacher
   Bootstrap and Cross-Validation to Assess Complexity of Data-Driven Regression Models. [Citation Graph (0, 0)][DBLP]
   ISMDA, 2000, pp:234-241 [Conf]
   
6. Patrick Royston, Willi Sauerbrei
   Improving the robustness of fractional polynomial models by preliminary covariate transformation: A pragmatic approach. [Citation Graph (0, 0)][DBLP]
   Computational Statistics & Data Analysis, 2007, v:51, n:9, pp:4240-4253 [Journal]
   
7. Willi Sauerbrei, Patrick Royston, Karina Zapien
   Detecting an interaction between treatment and a continuous covariate: A comparison of two approaches. [Citation Graph (0, 0)][DBLP]
   Computational Statistics & Data Analysis, 2007, v:51, n:8, pp:4054-4063 [Journal]
   
8. Willi Sauerbrei, C. Meier-Hirmer, A. Benner, Patrick Royston
   Multivariable regression model building by using fractional polynomials: Description of SAS, STATA and R programs. [Citation Graph (0, 0)][DBLP]
   Computational Statistics & Data Analysis, 2006, v:50, n:12, pp:3464-3485 [Journal]