[1] Temple Univ, Lewis Katz Sch Med, Div Trauma Surg & Surg Crit Care, Philadelphia, PA 19122 USA
[2] Univ Penn, Sch Nursing, Dept Family & Community Hlth, Philadelphia, PA 19104 USA
[3] George Mason Univ, Dept Criminol Law & Soc, Fairfax, VA 22030 USA
[4] Univ Penn, Perelman Sch Med, Div Traumatol Surg Crit Care & Emergency Surg, Philadelphia, PA 19104 USA
[5] Columbia Univ, Mailman Sch Publ Hlth, Dept Epidemiol, New York, NY USA