1. Centers for Disease Control and Prevention, National Center for Injury Prevention and Control. Web-based Injury Statistics Query and Reporting System (WISQARS); 2007. Available at http://www.cdc.gov/injury/wisqars.
2. Guidelines for field triage of injured patients: recommendations of the National Expert Panel on Field Triage, 2011;Sasser;MMWR Recomm Rep,2012
3. Utility of the shock index in predicting mortality in traumatically injured patients;Cannon;J Trauma,2009
4. Calculation of different triage scores based on the German trauma registry;Grimme;Eur J Trauma,2005
5. A prehospital shock index for trauma correlates with measures of hospital resource use and mortality;McNab;Surgery,2012