Affiliation: | 1. Division of Clinical Epidemiology and Aging Research, German Cancer Research Center, Heidelberg, Germany;3. German Cancer Consortium, German Cancer Research Center, Heidelberg, Germany;4. Division of Preventive Oncology, German Cancer Research Center, Heidelberg, Germany;6. National Center for Tumor Diseases, German Cancer Research Center, Heidelberg, Germany;5. Division of General and Visceral Surgery, Westpfalz-Klinikum, Kirchheimbolanden, Germany |