1. Department of Public Health and Community Medicine, Faculty of Medicine, Beni-Suef University , Beni-Suef 62521, Egypt
2. Department of Emergency Medicine, University of Maryland School of Medicine , Baltimore, MD 21201, USA
3. Department of Emergency Medicine, University of Miami Health System , Miami, FL 33136, USA
4. Department of Emergency Medicine, Jackson Memorial Hospital , Miami, FL 33136, USA
5. Department of General Surgery, Faculty of Medicine, Beni-Suef University , Beni-Suef 62521, Egypt
6. Department of Orthopedic Surgery, Faculty of Medicine, Beni-Suef University , Beni-Suef 62521, Egypt
7. Department of Epidemiology and Public Health, University of Maryland School of Medicine , Baltimore, MD 21201, USA