Affiliations

• ¹ Toronto Congenital Cardiac Centre for Adults, Peter Munk Cardiac Centre, University Health Network, University of Toronto, Ontario, Canada (W.M.W., E.J.H., S.L.R., C.K.S., R.M.W.).
• ² Adult Congenital Heart Disease Program, Royal Melbourne Hospital, University of Melbourne, Victoria, Australia (W.M.W., L.E.G., E.T.).
• ³ Children's Hospital Boston, Harvard Medical School, MA (A.M.V., M.G., K.H., J.E.M.).
• ⁴ Queen Elizabeth Hospital, University Hospitals Birmingham, United Kingdom (P.C., Y.E.).
• ⁵ Adult Congenital Heart Disease Program, Knight Cardiovascular Institute, Oregon Health Science University, Portland (L.B.).
• ⁶ Northern Alberta Adult Congenital Heart Program, University of Alberta, Edmonton, Canada (P.G., I.V.M.).
• ⁷ Pacific Adult Congenital Heart Clinic, Division of Cardiology, St Paul's Hospital, University of British Columbia, Vancouver, Canada (J.G.).
• ⁸ University Heart Centre, University Hospital Zurich, Switzerland (M.G.).
• ⁹ Montréal Heart Institute Adult Congenital Center, Université de Montréal, Quebec, Canada (P.K.).
• ¹⁰ Toronto Congenital Cardiac Centre for Adults, Peter Munk Cardiac Centre, University Health Network, University of Toronto, Ontario, Canada (W.M.W., E.J.H., S.L.R., C.K.S., R.M.W.). rachel.wald@uhn.ca.