title: Studies need to make explicit the theoretical and case definitions of injury.
authors.affiliation: Injury Prevention Research Unit, University of Otago, Dunedin, New Zealand. colin.cryer@ipru.otago.ac.nz
authors.forename: Colin
authors.initials: C
authors.lastname: Cryer
authors.forename: John D
authors.initials: JD
authors.lastname: Langley
mesh_terms: D004636:Emergency Service, Hospital; D006760:Hospitalization; D006801:Humans; D012107:Research Design; D009626:Terminology as Topic; D014947:Wounds and Injuries / Q000175:diagnosis / Q000453:epidemiology*