1 Canadian Anesthesiologists' Society, Discipline of Anesthesia, Faculty of Medicine, Memorial University of Newfoundland, Building, Room 2M315 300, Prince Philip Drive, St. John's, NL, A1B 3V6, Canada. dmckeen@mun.ca.
2 Canadian Anesthesiologists' Society, Department of Anesthesia and Perioperative Medicine, Schulich School of Medicine and Dentistry, WesternUniversity, London, ON, Canada.