Competing interests
PD, Niklas, Rompen
Dr. med. Amila Cizmic has received funding from the Heidelberg Foundation of Surgery for this project. Prof. Dr. med. Beat Peter Müller-Stich has received funding from the European Association of Endoscopic Surgery EAES for this project. Dr. med. Vanessa Eichel, Dr. med. Niklas Weidner, Mr. Philipp Anthony Wise, Mr. Felix Müller, Dr. med. Rompen Rompen, Prof. Dr. med. Ralf Bartenschlager, Prof. Dr. rer. rer. Nat. Paul Schnitzler, and PD Dr. med. Felix Nickel have no competing interest or conflicts of interest to disclose.