• CJEM · Apr 2022

    Editorial Comment

    Computed tomography angiography for acute headache may be more painful than lumbar puncture.

    • Jeffrey J Perry, John Sinclair, and Abel Wakai.
    • Clinical Epidemiology Unit, Departments of Emergency Medicine and School of Epidemiology, Public Health and Preventative Medicine, University of Ottawa, Ottawa Hospital Research Institute, The Ottawa Hospital, F647, 1053 Carling Avenue, Ottawa, ON, K1Y 4E9, Canada. E-mailjperry@ohri.ca.
    • CJEM. 2022 Apr 1; 24 (3): 241-242.

    no abstract available

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