1. Clinical Department of Diagnostic and Interventional Radiology, University Hospital Centre Zagreb, Kispaticeva 12, 10000 Zagreb, Croatia
2. Department of Orthopaedic Surgery, University Hospital Centre Zagreb, Kispaticeva 12, 10000 Zagreb, Croatia
3. School of Medicine, University of Zagreb, Salata 3, 10000 Zagreb, Croatia
4. Department of Surgery, University Hospital Centre Zagreb, Kispaticeva 12, 10000 Zagreb, Croatia
5. Department of Neurosurgery, University Hospital Centre Zagreb, Kispaticeva 12, 10000 Zagreb, Croatia
6. Department of Nursing, University North, 104 Brigade 3, 42000 Varazdin, Croatia