Affiliation: | a Department of Vascular Surgery, Democritus University of Thrace, Alexandroupolis, Greece b Vascular Institute, Northern General Hospital, Sheffield Teaching Hospitals, Sheffield, United Kingdom c Department of History and Ethnology, Democritus University of Thrace, Komotini, Greece d Department of General and Visceral Surgery, Krankenhaus “Maria v. d. Aposteln” Neuwerk, Mönchengladbach, Germany |