1. Queen’s University, Ontario, Canada
2. Department of Anesthesia, British Columbia Children’s Hospital, Canada
3. Department of Anesthesiology, Pharmacology & Therapeutics, University of British Columbia, Canada
4. Surgical Daycare Unit, British Columbia Children’s Hospital, Canada
5. Post-Anesthetic Recovery Unit, British Columbia Children’s Hospital, Canada
6. Acute Pain Service, British Columbia Children’s Hospital, Canada