1. Department of Vascular Surgery, “Democritus” University of Thrace, University Hospital of Alexandroupolis, Alexandroupolis, Greece
2. Vascular Surgery Unit, 1st Propaedeutic Surgical Department, Ahepa University Hospital of Thessaloniki, Thessaloniki, Greece
3. Diabetes Centre, Second Department of Internal Medicine, Democritus University of Thrace, Alexandroupolis, Greece
4. Radiology Department, Democritus University of Thrace, Alexandroupolis, Greece