1. Department of Vascular Surgery and Angiology, Brothers of Mercy St. John of God Hospital, 31-061 Krakow, Poland
2. Chair of Radiology, Jagiellonian University Medical College, 31-008 Krakow, Poland
3. Diagnostic Imaging Unit, University Hospital, 31-501 Krakow, Poland
4. Institute of Medical Sciences, University of Opole, 45-040 Opole, Poland