1 Clinic of Vascular Surgery, East Slovak Institute of Cardiovascular Diseases (VÚSCH, a.s.), Košice, Slovak Republic; Faculty of Medicine, Pavol Jozef Šafárik University, Košice, Slovak Republic.
2 Clinic of Vascular Surgery, East Slovak Institute of Cardiovascular Diseases (VÚSCH, a.s.), Košice, Slovak Republic; Faculty of Medicine, Pavol Jozef Šafárik University, Košice, Slovak Republic. Electronic address: stefanic.peter8@gmail.com.