Abstract
Editor's Note:The Annals of Emergency MedicineJournal Club monthly provides a succinct review of high-impact articles from this and other premier medical journals relevant to emergency medicine. The reviews are followed by questions demonstrating principles by which readers -- be they clinicians, academics, residents, or medical students -- may critically appraise the literature. We are interested in receiving feedback about this feature. Please email journalclub@acep.org with your comments.
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