Trauma centers -- United States : A national trauma care system : integrating military and civilian trauma systems to achieve zero preventable deaths after injury / Committee on Military Trauma Care's Learning Health System and Its Translation to the Civilian Sector ; Donald Berwick, Autumn Downey, and Elizabeth Cornett, editors ; Board on Health Sciences Policy, Board on the Health of Select Populations, Health and Medicine Division, the National Academies of Sciences, Engineering, Medicine