title: NHAMCS: quality of a national emergency department-based information system questioned. National Hospital Ambulatory Medical Care Survey.
authors.forename: C
authors.initials: C
authors.lastname: O'Brien
authors.forename: D
authors.initials: D
authors.lastname: Milzman
mesh_terms: D000428:Alcohol Drinking / Q000453:epidemiology*; D003625:Data Collection / Q000379:methods; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D006801:Humans; D007256:Information Systems; D011159:Population Surveillance; D011786:Quality Control; D014947:Wounds and Injuries / Q000453:epidemiology*