From the Division of Emergency Medicine, A.I. duPont Hospital for Children, Wilmington, DE; and Jefferson Medical College, Philadelphia, PA.
Reprints: Steven M. Selbst, MD, Division of Emergency Medicine, A.I. duPont Hospital for Children Wilmington, DE; and Jefferson Medical College, Philadelphia, PA (e-mail: [email protected]).
doi: 10.1097/PEC.0b013e31821347c8