Gnalini Sathananthan1, Jasmine Grewal2. 1. University of British Columbia, Pacific Adult Congenital Heart Disease Clinic, Division of Cardiology, St Paul's Hospital, Vancouver, British Columbia, Canada. 2. University of British Columbia, Pacific Adult Congenital Heart Disease Clinic, Division of Cardiology, St Paul's Hospital, Vancouver, British Columbia, Canada. Electronic address: jasmine.grewal@vch.ca.