1. From Department of Anesthesiology, and Center for Hyperbaric Medicine & Environmental Physiology, Duke University Medical Center, Durham, NC (R.E.M., S.D.M., D.F.P., J.F.P., T.E.W., A.D.C., M.J.N., C.E.O., D.N.K., W.D.W., J.J.F.); Department of Medicine, Duke University Medical Center, Durham, NC (R.E.M.); Department of Anesthesiology and Critical Care, University of Pennsylvania, Philadelphia (D.F.P.); Department of Anesthesiology, University of Virginia, Charlottesville (J.F.P.); Department of...