1. Department of Anesthesia, Pain Management and Perioperative Medicine, Dalhousie University, Halifax, Canada
2. St John of God Midland Public and Private Hospitals, Perth, Australia
3. Curtin Medical School, Curtin University, Perth, Australia
4. Department of Surgery, Dalhousie University, Halifax, Canada
5. Department of Anesthesia and Critical Care, University of Rwanda, Kigali, Rwanda; and
6. Curtin School of Nursing, Curtin University, Perth, Australia.