1. From the Institute of Critical Care Medicine, Palm Springs, Calif (M.H.W.); the University of Chicago, Chicago, Ill (L.B.); University of California, Berkeley, Calif (T.B.); University of Arizona, Tucson, Ariz (K.K.); University of Ottawa, Ottawa, Ontario, Canada (G.N.); Uniformed Services University, Bethesda, Md (I.S.); Johns Hopkins University, Baltimore, Md (R.T., R.W.); the Cleveland Clinic Foundation, Cleveland, Ohio (H.W.); Columbia University, New York, NY (M.W.); and the National Heart,...