title: Invited commentary--Emergency department neuroimaging: are we using our heads?: Comment on "Use of neuroimaging in US emergency departments".
authors.forename: Jeffrey A
authors.initials: JA
authors.lastname: Tabas
authors.forename: Renee Y
authors.initials: RY
authors.lastname: Hsia
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D002648:Child; D002675:Child, Preschool; D006259:Craniocerebral Trauma / Q000175:diagnosis* / Q000191:economics; D003430:Cross-Sectional Studies; D004636:Emergency Service, Hospital / Q000191:economics / Q000706:statistics & numerical data*; D005260:Female; D006261:Headache / Q000191:economics / Q000209:etiology*; D017048:Health Care Costs / Q000706:statistics & numerical data; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000191:economics / Q000706:statistics & numerical data*; D008297:Male; D008875:Middle Aged; D009381:Neoplasms, Radiation-Induced / Q000453:epidemiology / Q000209:etiology; D017410:Practice Guidelines as Topic; D011829:Radiation Dosage; D011832:Radiation Injuries / Q000453:epidemiology / Q000209:etiology; D012680:Sensitivity and Specificity; D014057:Tomography, X-Ray Computed / Q000191:economics / Q000706:statistics & numerical data*; D014481:United States; D019564:Unnecessary Procedures / Q000191:economics / Q000706:statistics & numerical data; D014600:Utilization Review / Q000706:statistics & numerical data; D055815:Young Adult