[1
]
Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University,
Stanford, CA, USA. psultan@stanford.edu.
[2
]
Stanford University School of Medicine, 300 Pasteur Drive, Stanford, CA, USA. psultan@stanford.edu.
[3
]
Department of Anesthesia, Pain and Perioperative Medicine, University of Miami Miller
School of Medicine, Miami, FL, USA.
[4
]
Department of Anesthesia, Sunnybrook Health Sciences Centre, University of Toronto,
Toronto, ON, Canada.
[5
]
Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University,
Stanford, CA, USA.