1 Department of Anesthesiology and Critical Care Medicine, University of New Mexico School of Medicine, Albuquerque, NM. Electronic address: HRam@salud.unm.edu.
2 Department of Anesthesia and Critical Care, University of Chicago Medical Center, Chicago, IL.
3 Department of Anesthesiology, Kaiser Permanente Los Angeles Medical Center, Los Angeles, CA.
4 Division of Cardiothoracic Surgery, Cedars-Sinai Heart Institute, Los Angeles, CA.
5 Department of Anesthesiology and Critical Care Medicine, University of New Mexico School of Medicine, Albuquerque, NM.