Department of Anesthesiology, Division of Trauma Anesthesiology, R Adams Cowley Shock Trauma Center, University of Maryland School of Medicine, Baltimore, Maryland

The authors declare that they have nothing to disclose.

Address Correspondence to: Maureen McCunn, MD, MIPP, FCCM, Department of Anesthesiology, Division of Trauma Anesthesiology, R Adams Cowley Shock Trauma Center, University of Maryland School of Medicine, Baltimore, MD 21201. E-mail: mmccunn@anes.umm.edu