1. Department of Neurology, General Hospital Zabok and Hospital of Croatian Veterans, Bracak 8, 49210 Zabok, Croatia
2. Faculty of Medicine, University of Osijek, Josip Juraj Strosmayer, 31000 Osijek, Croatia
3. Department of Internal Medicine, General Hospital Zabok and Hospital of Croatian, Veterans, Bracak 8, 49210 Zabok, Croatia
4. Department of Surgery, General Hospital Zabok and Hospital of Croatian Veterans, Bracak 8, 49210 Zabok, Croatia
5. Department of Radiology, General Hospital Zabok and Hospital of Croatian Veterans, Bracak 8, 49210 Zabok, Croatia
6. Clinic for Internal Medicine, University Hospital Sv. Duh, Sv. Duh 64, 10000 Zagreb, Croatia