1. Hospital Volume and Surgical Mortality in the United States;Birkmeyer;New England Journal of Medicine,2002
2. Surgeon Volume and Operative Mortality in the United States;Birkmeyer;New England Journal of Medicine,2003
3. Response Time Effectiveness;Blackwell;Academic Emergency Medicine,2002
4. Access to Trauma Centers in the United States;Branas;The Journal of American Medical Association,2005
5. A Meta-Analysis of Prehospital Care Times for Trauma;Carr;Prehospital Emergency Care,2006