1. Department of GastroenterologyHepatology and Infectious DiseasesOtto‐von‐Guericke University HospitalMagdeburgGermany
2. Institute of PathologyKlinikum BayreuthBayreuthGermany
3. Institute of Molecular and Clinical ImmunologyOtto‐von‐Guericke University HospitalMagdeburgGermany
4. Department of PathologyOtto‐von‐Guericke University HospitalMagdeburgGermany
5. Institute of PathologyMedical University of GrazGrazAustria
6. Department of PathologyNeuropathology and Molecular PathologyMedical University of InnsbruckInnsbruckAustria
7. Department of Internal Medicine IIHospital of the Ludwig Maximilians University of MunichMunichGermany
8. Institute of Quality Assurance in Operative MedicineOtto‐von‐Guericke University HospitalMagdeburgGermany
9. Department of General and Visceral SurgeryKlinikum Magdeburg GmbHMagdeburgGermany
10. Department of GeneralVisceralThoracic and Vascular SurgeryUniversity Hospital BonnBonnGermany
11. Department of General and Visceral SurgeryPius KlinikumUniversity Hospital of Visceral SurgeryOldenburgGermany
12. Division of Surgical Oncology and Thoracic SurgeryDepartment of SurgeryUniversity Medical Center MannheimUniversity of HeidelbergMannheimGermany
13. Department of General and Visceral SurgeryKlinikum Frankfurt (Oder)Germany
14. Department of GeneralVisceral and Thoracic SurgeryStädtisches Klinikum Solingen GmbHSolingenGermany
15. Department of GeneralVisceral and Transplant SurgeryJohannes Gutenberg‐University of MainzMainzGermany
16. Department of GastroenterologyHepatology and EndocrinologyUniversity Hospital FrankfurtFrankfurt am MainGermany
17. Department of GastroenterologyRaphaelsklinikMünsterGermany
18. Department of VisceralTransplantThoracic and Vascular SurgeryUniversity Hospital LeipzigLeipzigGermany
19. Department of GeneralVisceral and Transplant SurgeryUniversity Medical CenterUniversity of MainzMainzGermany
20. Department of GeneralVisceral and Tumor SurgeryUniversity Hospital CologneCologneGermany
21. Department of Internal Medicine IJohannes Gutenberg‐University of MainzMainzGermany
22. University Cancer Center LeipzigUniversity Hospital LeipzigLeipzigGermany
23. Human Genetics CenterPhilipps University of MarburgMarburgGermany
24. Friederike WeiseMichael ViethJohannes SchumacherPeter Malfertheiner and Marino Venerito are equal contributors