Berücksichtigung prognostischer Faktoren bei der Planung von Therapiestudien. - Erika Graf; Willi Sauerbrei; Martin Schumacher; Claudia Schmoor (GMDS, 1994)

Statistical aspects of the development and validation of a diagnostic score. - Willi Sauerbrei; T. L. Diepgen (GMDS, 1994)

Bootstrap and Cross-Validation to Assess Complexity of Data-Driven Regression Models. - Willi Sauerbrei; Martin Schumacher (ISMDA, 2000)

Investigations on Stability and Overoptimism of Classification Trees by Using Cross-Validation. - Willi Sauerbrei (ISMDA, 2001)

Determination of Functional Relationships for Continuous Variables by Using a Multivariable Fractional Polynomial Approach. - Willi Sauerbrei; Patrick Royston (ISMDA, 2002)

Multivariable regression model building by using fractional polynomials: Description of SAS, STATA and R programs. - Willi Sauerbrei; Carolina Meier-Hirmer; Axel Benner; Patrick Royston (Comput. Stat. Data Anal., 2006)

Improving the robustness of fractional polynomial models by preliminary covariate transformation: A pragmatic approach. - Patrick Royston; Willi Sauerbrei (Comput. Stat. Data Anal., 2007)

Detecting an interaction between treatment and a continuous covariate: A comparison of two approaches. - Willi Sauerbrei; Patrick Royston; Karina Zapien Arreola (Comput. Stat. Data Anal., 2007)

Increasing the usefulness of additive spline models by knot removal. - Harald Binder; Willi Sauerbrei (Comput. Stat. Data Anal., 2008)

On properties of predictors derived with a two-step bootstrap model averaging approach - A simulation study in the linear regression model. - Anika Buchholz; Norbert Holländer; Willi Sauerbrei (Comput. Stat. Data Anal., 2008)

Investigation about a screening step in model selection. - Willi Sauerbrei; Norbert Holländer; Anika Buchholz (Stat. Comput., 2008)

Added predictive value of high-throughput molecular data to clinical data and its validation. - Anne-Laure Boulesteix; Willi Sauerbrei (Briefings Bioinform., 2011)

Multivariable Fractional Polynomial Models. - Willi Sauerbrei; Patrick Royston (International Encyclopedia of Statistical Science, 2011)

Detection of influential points as a byproduct of resampling-based variable selection procedures. - Riccardo De Bin; Anne-Laure Boulesteix; Willi Sauerbrei (Comput. Stat. Data Anal., 2017)

Exploration of the variability of variable selection based on distances between bootstrap sample results. - Christian Hennig; Willi Sauerbrei (Adv. Data Anal. Classif., 2019)

Combining clinical and molecular data in regression prediction models: insights from a simulation study. - Riccardo De Bin; Anne-Laure Boulesteix; Axel Benner; Natalia Becker; Willi Sauerbrei (Briefings Bioinform., 2020)