1 Department of Vascular Diseases, University Medical Centre Ljubljana, Slovenia.
2 Department of Clinical and Experimental Medicine, University of Surrey, Guildford, UK.
3 Vascular Department, Surrey and Sussex Healthcare NHS Trust, East Surrey Hospital, Redhill, UK.
4 Department of Internal Medicine, Faculty of Medicine, University of Ljubljana, Slovenia.
5 Department of Internal Medicine III, University Hospital Schleswig-Holstein, University of Kiel, Germany.
6 Department of Basic and Clinical Science, University of Nicosia Medical School, Nicosia, Cyprus.
7 Vascular Screening and Diagnostic Centre, Nicosia, Cyprus.
8 Department of Vascular Surgery, Red Cross Hospital, Athens, Greece.
9 West German Heart and Vascular Centre Essen, Department of Cardiology and Vascular Medicine, University Hospital Essen, Germany.
10 Department of Internal Medicine, Metabolic Diseases and Angiology, Faculty of Health Sciences in Katowice, Medical University of Silesia, Katowice, Poland.