1. Institute for Medical Informatics, Statistics and Epidemiology (IMISE) University of Leipzig Leipzig Germany
2. Department of Applied Tumour Biology Institute of Pathology, University Hospital Heidelberg Heidelberg Germany
3. Cooperation Unit Applied Tumour Biology, German Cancer Research Center (DKFZ) Heidelberg Germany
4. Institute of Human Genetics, Medical Faculty University of Bonn Bonn Germany
5. National Center for Hereditary Tumor Syndromes, University Hospital Bonn Bonn Germany
6. Institute of Pathology, University of Cologne Cologne Germany
7. Department of Surgery, TU Dresden Dresden Germany
8. Medizinische Klinik und Poliklinik IV, Campus Innenstadt, Klinikum der Universität München Munich Germany
9. MGZ—Medical Genetics Center Munich Germany
10. Department of Internal Medicine I University Hospital Bonn Bonn Germany
11. National Center for Hereditary Tumour Syndromes University Hospital Bonn Bonn Germany
12. Department of Medicine, Knappschaftskrankenhaus Ruhr‐University Bochum Bochum Germany
13. Ev. Bethesda Krankenhaus Duisburg, Center for Hereditary Tumors Duisburg Germany
14. Department of Human Genetics, Medical Faculty Ruhr‐University Bochum Bochum Germany
15. Institute of Human Genetics, Medical Faculty and University Hospital Düsseldorf Heinrich‐Heine‐University Düsseldorf Germany