title: Letter to the Editor regarding "Systematic review of flexion/extension radiography of the cervical spine in trauma patients".
authors.affiliation: Department of Diagnostic Radiology, Yale School of Medicine, United States. Electronic address: xiao.wu@yale.edu.
authors.forename: Xiao
authors.initials: X
authors.lastname: Wu
authors.affiliation: Department of Diagnostic Radiology, Yale School of Medicine, United States. Electronic address: vivekkalramd@gmail.com.
authors.forename: Vivek B
authors.initials: VB
authors.lastname: Kalra
authors.affiliation: Department of Diagnostic Radiology, Yale School of Medicine, United States. Electronic address: howard.forman@yale.edu.
authors.forename: Howard P
authors.initials: HP
authors.lastname: Forman
authors.affiliation: Department of Diagnostic Radiology, Yale School of Medicine, Box 208042, Tompkins East 2, 333 Cedar St, New Haven, CT 06520-8042, United States. Electronic address: ajay.malhotra@yale.edu.
authors.forename: Ajay
authors.initials: A
authors.lastname: Malhotra
mesh_terms: D005260:Female; D006801:Humans; D008279:Magnetic Resonance Imaging / Q000706:statistics & numerical data*; D008297:Male; D056888:Patient Positioning / Q000706:statistics & numerical data*; D013124:Spinal Injuries / Q000175:diagnosis* / Q000453:epidemiology*; D014057:Tomography, X-Ray Computed / Q000706:statistics & numerical data*; D014949:Wounds, Nonpenetrating / Q000175:diagnosis* / Q000453:epidemiology*