1. Human Resources Department, King Fahad Specialist Hospital, Dammam 32253, Saudi Arabia
2. Department of Emergency Medical Services, Prince Sultan bin Abdulaziz College for Emergency Medical Services, King Saud University, Riyadh 11451, Saudi Arabia
3. Ambulance Service, Hamad Medical Corporation, Doha P.O. Box 3050, Qatar
4. Faculty of Medicine “Ibn El Jazzar”, University of Sousse, Sousse 4000, Tunisia
5. Faulty of Sciences, University of Sfax, Sfax 3000, Tunisia
6. Department of Security, Polish Air Force University, 08-521 Deblin, Poland