1. Department of General Surgery and Transplantation, Marie-Curie Hospital, Szczecin, Poland
2. Department of Infectious Diseases, Hepatology and Liver Transplantation, Pomeranian Medical University, Szczecin, Poland
3. Department of Pathology, Marie-Curie Hospital, Szczecin, Poland
4. Department of Radiology, Marie-Curie Hospital, Szczecin, Poland
5. Department of Infectious, Tropical Diseases and Immune Deficiency, Pomeranian Medical University, Szczecin, Poland