1. Department of Emergency Medical Services, Prince Sultan bin Abdulaziz College for Emergency Medical Services, King Saud University, Riyadh 11451, Saudi Arabia
2. Department of Emergency Medicine, VieCuri Medical Centre, 5912 BL Venlo, The Netherlands
3. Department of Health Administration, College of Business Administration, King Saud University, Riyadh 11451, Saudi Arabia
4. Faculty Disaster Medicine, Beth Israel Medical Center and Harvard Medical School, Boston, MA 02138, USA
5. Department of Security Studies, Polish Air Force University, 08-521 Dęblin, Poland