1. Community, Environmental and Occupational Medicine Department, Ain Shams University, Cairo, Egypt
2. The Substance Abuse Research Center (SARC), Jazan University, Jazan, Kingdom of Saudi Arabia
3. Charles “McC.” Mathias, Jr., National Study Center for Trauma and Emergency Medical Systems; Shock, Trauma, and Anesthesiology (Research Centre (STAR); University of Maryland School of Medicine, Baltimore, MD, USA
4. Department of Emergency Medicine, University of Maryland School of Medicine, Baltimore, MD, USA