1 Department of Anesthesiology, Perioperative and Pain Medicine, Brigham and Women's Hospital, Division of Critical Care Medicine & Division of Cardiac Anesthesia, Harvard Medical School, Boston, MA. Electronic address: lgonzalezciccarelli@bwh.harvard.edu.
2 Department of Anesthesiology, Perioperative and Pain Medicine, Brigham and Women's Hospital, Division of Critical Care Medicine & Division of Cardiac Anesthesia, Harvard Medical School, Boston, MA.
3 Department of Anesthesiology and Perioperative Medicine, Division of Critical Care Medicine, Mayo Clinic, Rochester, MN.