Department of Anesthesiology (D.J.S., A.L.G., A.D.J., J.H.S., G.A.) and the Taylor Family Institute for Innovative Psychiatric Research (J.H.S., G.A.), Washington University School of Medicine, St. Louis, Missouri; and Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts (S.A.F.)

Department of Anesthesiology (D.J.S., A.L.G., A.D.J., J.H.S., G.A.) and the Taylor Family Institute for Innovative Psychiatric Research (J.H.S., G.A.), Washington University School of Medicine, St. Louis, Missouri; and Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts (S.A.F.)

Department of Anesthesiology (D.J.S., A.L.G., A.D.J., J.H.S., G.A.) and the Taylor Family Institute for Innovative Psychiatric Research (J.H.S., G.A.), Washington University School of Medicine, St. Louis, Missouri; and Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts (S.A.F.)

Department of Anesthesiology (D.J.S., A.L.G., A.D.J., J.H.S., G.A.) and the Taylor Family Institute for Innovative Psychiatric Research (J.H.S., G.A.), Washington University School of Medicine, St. Louis, Missouri; and Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts (S.A.F.)

Department of Anesthesiology (D.J.S., A.L.G., A.D.J., J.H.S., G.A.) and the Taylor Family Institute for Innovative Psychiatric Research (J.H.S., G.A.), Washington University School of Medicine, St. Louis, Missouri; and Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts (S.A.F.)

Department of Anesthesiology (D.J.S., A.L.G., A.D.J., J.H.S., G.A.) and the Taylor Family Institute for Innovative Psychiatric Research (J.H.S., G.A.), Washington University School of Medicine, St. Louis, Missouri; and Department of Anesthesia, Critical Care and Pain Medicine, Massachusetts General Hospital, Boston, Massachusetts (S.A.F.)