From the Division of Trauma, Critical Care, and Acute Care Surgery (B.J., V.P., M.S., B.Z., R.S.F., P.R.), and Department of Medicine and Arizona Center on Aging (M.J.F.), University of Arizona, Tucson, Arizona.
Submitted: September 9, 2013, Revised: October 28, 2013, Accepted: November 4, 2013.
Address for reprints: Bellal Joseph, MD, University of Arizona, Department of Surgery, Division of Trauma, Critical Care, And Acute Care Surgery, 1501 N Campbell Ave, Rm 5411, PO Box 245063, Tucson, AZ 85727; email: firstname.lastname@example.org.