title: Additional Observations About the Diagnostic Approach to Patients With Headache and Possible Subarachnoid Hemorrhage.
authors.affiliation: Department of Emergency Medicine, University of Maryland, Upper Chesapeake Medical Center, Bel Air, MD.
authors.forename: Lisa E
authors.initials: LE
authors.lastname: Thomas
authors.affiliation: Department of Emergency Medicine, Beverly Hospital, Beverly, MA.
authors.forename: Amanda D
authors.initials: AD
authors.lastname: Czuczman
authors.affiliation: Department of Emergency Medicine, Harvard Medical School, Massachusetts General Hospital, Boston, MA.
authors.forename: Keith A
authors.initials: KA
authors.lastname: Marill
mesh_terms: D006261:Headache; D006801:Humans; D013345:Subarachnoid Hemorrhage; D014057:Tomography, X-Ray Computed