1. Department of Surgery, Bezmialem Vakif University School of Medicine, Istanbul, Turkey.
2. Department of Surgery, Ankara University School of Medicine, Ankara, Turkey.
3. Department of Physical Therapy and Rehabilitation, Ankara University School of Medicine, Ankara, Turkey.
4. General Surgery Clinic, Surmene State Hospital, Surmene, Trabzon, Turkey.
5. Department of Radiology, Ankara University School of Medicine, Ankara, Turkey.