1. Clinical Center of Vojvodina, Novi Sad, Serbia + University of Novi Sad, Faculty of Medicine, Department of Dermatology, Novi Sad, Serbia
2. Clinical Center of Vojvodina, Novi Sad, Serbia + University of Novi Sad, Faculty of Medicine, Department of Neurology, Novi Sad, Serbia
3. Clinical Center of Vojvodina, Novi Sad, Serbia + University of Novi Sad, Faculty of Medicine, Department of Psychiatry, Novi Sad, Serbia
4. Clinical Center of Vojvodina, Novi Sad, Serbia + University of Novi Sad, Faculty of Medicine, Department of Surgery, Novi Sad, Serbia