[1] Aga Khan University, Department of Emergency Medicine, Karachi
[2] Johns Hopkins Bloomberg School of Public Health, Johns Hopkins International Injury Research Unit, Department of International Health, Baltimore, MD
[3] Tulane University School of Public Health, Global Health Systems and Development, New Orleans, LA
[4] Mayo Hospital, Department of Emergency Medicine, Lahore
[5] John Hopkins School of Medicine, Department of Emergency Medicine, Baltimore, MD
[6] Aga Khan University, Department of Emergency Medicine, Karachi