1 Department of Surgery, University Hospital of Bonn, Bonn, Germany. Vittorio.branchi@ukb.uni-bonn.de.
2 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. Vittorio.branchi@ukb.uni-bonn.de.
3 Department of Surgery, University Hospital of Bonn, Bonn, Germany. Philipp.lingohr@ukb.uni-bonn.de.
4 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. Philipp.lingohr@ukb.uni-bonn.de.
5 Department of Radiology, University Hospital of Bonn, Bonn, Germany. Winfried.willinek@ukb.uni-bonn.de.
6 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. Winfried.willinek@ukb.uni-bonn.de.
7 Department of Radiation Oncology, University of Dusseldorf, Dusseldorf, Germany. Boelke@med.uni-duesseldorf.de.
8 Department of Surgery, University Hospital of Bonn, Bonn, Germany. Alexander.semaan@ukb.uni-bonn.de.
9 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. Alexander.semaan@ukb.uni-bonn.de.
10 Institute of Pathology, University Hospital of Bonn, Bonn, Germany. Hui.zhou@ukb.uni-bonn.de.
11 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. Hui.zhou@ukb.uni-bonn.de.
12 Institute of Pathology, University Hospital of Bonn, Bonn, Germany. Glen.kristiansen@ukb.uni-bonn.de.
13 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. Glen.kristiansen@ukb.uni-bonn.de.
14 Center for Pancreatic and Endocrine Tumors, Department of Pathology, Technical University Munich, Munich, Germany. Guenter.Kloeppel@lrz.tu-muenchen.de.
15 Department of Surgery, University Hospital of Bonn, Bonn, Germany. kalff@uni-bonn.de.
16 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. kalff@uni-bonn.de.
17 Department of Surgery, University Hospital of Bonn, Bonn, Germany. nico.schaefer@ukb.uni-bonn.de.
18 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. nico.schaefer@ukb.uni-bonn.de.
19 Department of Surgery, University Hospital of Bonn, Bonn, Germany. hanno.matthaei@ukb.uni-bonn.de.
20 Center for Integrated Oncology (CIO) Cologne-Bonn, University of Dusseldorf, Dusseldorf, Germany. hanno.matthaei@ukb.uni-bonn.de.