title: Previous visits to emergency departments by patients with chest discomfort.
authors: Veterans Affairs Medical Center, Portland, OR.
authors: D J
authors: DJ
authors: Mazur
authors: D H
authors: DH
authors: Hickam
mesh_terms: D002637:Chest Pain / Q000209:etiology*; D003327:Coronary Disease / Q000175:diagnosis*; D004636:Emergency Service, Hospital / Q000592:standards*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009922:Oregon; D010043:Outcome and Process Assessment, Health Care; D010343:Patient Admission; D012308:Risk Management / Q000379:methods*