1. Department of Orthopedics and Trauma Surgery, Medical Faculty, Heinrich‑Heine University Dusseldorf, D-40225 Duesseldorf, Germany
2. Department of Biochemistry and Molecular Biology, Faculty of Veterinary Sciences, Wroclaw University of Environmental and Life Sciences, 50‑375 Wroclaw, Poland
3. 2nd Department of General Surgery and Surgical Oncology, Wroclaw Medical University, 50‑367 Wroclaw, Poland
4. Department of Surgery (A), University‑Hospital Düsseldorf, Medical Faculty, Heinrich‑Heine University Dusseldorf, D-40225 Düsseldorf, Germany
5. Department of Anesthesiology, Wroclaw Medical University, 50‑367 Wroclaw, Poland
6. Department of Surgery, Faculty of Veterinary Sciences, Wroclaw University of Environmental and Life Sciences, 50‑366 Wroclaw, Poland
7. Department of Biostructure and Animal Physiology, Wroclaw University of Environmental and Life Sciences, 50‑375 Wroclaw, Poland
8. Division of Colon and Rectal Surgery, Department of Surgery, New York Presbyterian Hospital‑Weill Cornell College of Medicine, New York, NY 10065
9. Department of Surgery, University of California, Irvine, CA 92868, USA