1. Institute of Social Medicine and Epidemiology; University of Lübeck; Ratzeburger Allee 160 23562 Lübeck Germany
2. Division of Clinical Epidemiology and Aging Research; German Cancer Research Center (DKFZ); 69120 Heidelberg Germany
3. Division of Molecular Genetic Epidemiology (C050); German Cancer Research Center (DKFZ); 69120 Heidelberg Germany
4. Cancer Registry of Bremen; Achterstraße 30 28359 Bremen Germany
5. Cancer Registry of Hamburg; Billstraße 80 20539 Hamburg Germany
6. Cancer Registry of Rhineland-Palatinate; Obere Zahlbacher Straße 69 55131 Mainz Germany
7. Division of Preventive Oncology; German Cancer Research Center (DKFZ) and National Center for Tumor Diseases (NCT); INF 460 69120 Heidelberg Germany
8. German Cancer Consortium (DKTK); German Cancer Research Center (DKFZ); 69120 Heidelberg Germany
9. Institute of Cancer Epidemiology; University of Lübeck; Ratzeburger Allee 160 23562 Lübeck Germany