title: In reply.
authors.affiliation: New York University School of Medicine, New York, NY.
authors.forename: David T
authors.initials: DT
authors.lastname: Schwartz
mesh_terms: D015746:Abdominal Pain / Q000000981:diagnostic imaging*; D004417:Dyspnea / Q000000981:diagnostic imaging*; D004636:Emergency Service, Hospital / Q000706:statistics & numerical data*; D005260:Female; D006261:Headache / Q000000981:diagnostic imaging*; D006801:Humans; D008297:Male; D014057:Tomography, X-Ray Computed / Q000706:statistics & numerical data*