1. Electrical and Computer Engineering in Medicine Research Group, British Columbia Children's Hospital, University of British Columbia, Vancouver, British Columbia, Canada.
2. Department of Pediatrics, University of British Columbia, Vancouver, British Columbia, Canada.
3. Endocrinology and Diabetes Unit, Department of Pediatrics, British Columbia Children's Hospital, University of British Columbia, Vancouver, British Columbia, Canada.
4. Department of Anesthesiology, Pharmacology and Therapeutics, British Columbia Children's Hospital, University of British Columbia, Vancouver, British Columbia, Canada.