title: Inaccuracy of the ICD-9-CM in identifying the diagnosis of ischemic cerebrovascular disease.
authors.forename: L B
authors.initials: LB
authors.lastname: Powers
authors.forename: H M
authors.initials: HM
authors.lastname: Linn
authors.forename: N G
authors.initials: NG
authors.lastname: Richards
mesh_terms: D002545:Brain Ischemia / Q000145:classification* / Q000175:diagnosis*; D002561:Cerebrovascular Disorders / Q000145:classification* / Q000175:diagnosis*; D002965:Classification / Q000379:methods; D016208:Databases, Factual / Q000592:standards / Q000706:statistics & numerical data; D006801:Humans; D008499:Medical Records / Q000592:standards* / Q000706:statistics & numerical data