1. Department of Organ Transplantation, Faculty of Medicine, Institute of Surgery, University of Debrecen, Debrecen, Hungary
2. Clinic of Transplantation and Surgery, Semmelweis University, Budapest, Hungary
3. Department of Surgery, Division of Hepatopancreatobiliary and Transplant Surgery, Erasmus MC, University Medical Center Rotterdam, Rotterdam, The Netherlands
4. Department of Internal medicine and Gastroenterology, Polyclinic of Hospitallers Brothers of St. John of God, Budapest, Hungary
5. Department of Surgery, Nagasaki University Graduate School of Biomedical Sciences, Nagasaki, Japan