1. The medicine and surgery of Homer;Dunbar;Br Med J,1880
2. Assessment of penetrating injury severity;Bellamy,1988
3. Fractures de la machoire superiore;Le Fort,1990
4. Research and evaluation of emergency medical services;Gibson;Health Services Reports,1974
5. Hip fractures among the elderly: factors associated with in-hospital mortality;Myers;Am J Epidemiol,1991