title: The challenge of analyzing and interpreting NHAMCS.
authors.forename: Jestin N
authors.initials: JN
authors.lastname: Carlson
authors.forename: Henry E
authors.initials: HE
authors.lastname: Wang
mesh_terms: D000553:Ambulatory Care / Q000706:statistics & numerical data*; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D019538:Health Care Surveys; D006801:Humans