Department of Visceral Surgery and Medicine, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland, mathias.worni@duke.edu.
Department of Surgery, Duke University Medical Center, Duke University, Durham, North Carolina, USA, mathias.worni@duke.edu.
Clarunis, Department of Visceral Surgery, University Centre for Gastrointestinal and Liver Diseases, St. Clara Hospital and University Hospital Basel, Basel, Switzerland, mathias.worni@duke.edu.
Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology