Vishal Uppal1, Garrett Barry2. 1. Department of Anesthesia, Perioperative Medicine and Pain Management, Dalhousie University, Nova Scotia Health Authority and IWK Health Centre, Halifax, NS, Canada. v.uppal@dal.ca. 2. Department of Anesthesia, Perioperative Medicine and Pain Management, Dalhousie University, Nova Scotia Health Authority and IWK Health Centre, Halifax, NS, Canada.