From the *Department of Emergency Medicine, Oregon Health & Science University School of Medicine, Portland, OR; and †Division of Emergency Medicine, University of Washington School of Medicine, Seattle, WA.
Disclosure: The authors declare no conflict of interest.
Reprints: Matthew Hansen, MD, Department of Emergency Medicine, Oregon Health & Science University School of Medicine, CDW 108, 3181 SW Sam Jackson Pk Rd, Portland, OR 97239 (e-mail: firstname.lastname@example.org).
This study was sponsored by the Oregon Health & Science University Department of Emergency Medicine Hedges Scholarship.
This study was part of the poster presentation at the Society for Academic Emergency Medicine Annual Meeting, Chicago, IL, May 8–12, 2012.