author = { Hobbs, C. A. AND Grattan, E. AND Hobbs, J. A. },

title = { Classification of injury severity by length of stay in hospital },

publisher = {Accident Investigation Division, Safety Department, Transport and Road Research Laboratory},

year = {1979},

booktitle = {TRRL laboratory report ; 871},

address = { Crowthorne, Berkshire },

url = { http://slubdd.de/katalog?TN_libero_mab2 }