1. German Cancer Consortium (DKTK); Heidelberg Germany
2. Institute for Prevention and Cancer Epidemiology, Faculty of Medicine and Medical Center; University of Freiburg; Freiburg Germany
3. German Cancer Research Center (DKFZ); Heidelberg Germany
4. Institute of Molecular Medicine and Cell Research; Faculty of Medicine and Medical Center, University of Freiburg, Freiburg; Germany
5. Division of Preventive Oncology; National Center for Tumor Diseases (NCT) and German Cancer Research Center (DKFZ); Heidelberg Germany
6. Department of Surgical Oncology; University Clinic Heidelberg; Heidelberg Germany
7. Institute of Medical Biometry and Informatics; University of Heidelberg; Heidelberg Germany
8. Department of General Pathology; University Clinic Heidelberg; Heidelberg Germany
9. Division of Clinical Epidemiology and Aging Research; German Cancer Research Center (DKFZ); Heidelberg Germany
10. Lübeck Institute of Experimental Dermatology and Institute of Cardiogenetics; University of Lübeck; Lübeck Germany
11. Population Sciences, Huntsman Cancer Institute; Salt Lake City Utah USA
12. Department of Epidemiology; UCLA Fielding School of Public Health; Los Angeles California USA