1. Division of Otolaryngology-Head and Neck Surgery; Department of Surgery; IWK Health Centre; Dalhousie University; Halifax Nova Scotia Canada
2. School of Human Communication Disorders; Dalhousie University; Halifax Nova Scotia Canada
3. Centre for Pediatric Pain Research; IWK Health Centre; Halifax Nova Scotia Canada.
4. Department of Anesthesia, Pain Management and Perioperative Medicine; Dalhousie University; Halifax Nova Scotia Canada