Department of Emergency Medicine, Advocate Christ Medical Center, Oak Lawn, IL
Funding and support: By Annals policy, all authors are required to disclose any and all commercial, financial, and other relationships in any way related to the subject of this article as per ICMJE conflict of interest guidelines (see www.icmje.org). The authors have stated that no such relationships exist.
Annals of Emergency Medicine 57(6):p 706, June 2011.