1. Prehospital Unit, Center for Emergency Medicine, Community Healthcare Center, Cesta Proletarskih Brigad 21, 2000 Maribor, Slovenia
2. Emergency Department, University Medical Center Maribor, Ljubljanska ul. 5, 2000 Maribor, Slovenia
3. Department of Emergency Medicine, Medical Faculty, University of Maribor, Taborska 8, 2000 Maribor, Slovenia
4. Community Healthcare Center, Mariborska Cesta 37, 2360 Radlje ob Dravi, Slovenia