1. Center for Emergency Medicine, Prehospital Unit, Community Healthcare Center, Cesta Proletarskih Brigad 21, 2000 Maribor, Slovenia
2. Department of Anaesthesiology, Intensive Care and Pain Management, University Clinical Centre Maribor, Ljubljanska ul. 5, 2000 Maribor, Slovenia
3. Faculty of Medicine, University of Maribor, Taborska 8, 2000 Maribor, Slovenia
4. Emergency Department, University Clinical Centre Maribor, Ljubljanska ul. 5, 2000 Maribor, Slovenia
5. Department of Emergency Medicine, Faculty of Medicine, University of Maribor, Taborska 8, 2000 Maribor, Slovenia