From the Adult Congenital Heart Programme (K.D., G.-P.D., C.S.B., S.V.B.-N., W.L., A.U., S.B., M.A.G.), Department of Cardiology, Royal Brompton Hospital, London, United Kingdom; Department of Clinical Cardiology (K.D., D.O.O., G.-P.D., T.V.S., R.W., M.F.P., P.A.P.-W.), National Heart and Lung Institute, Imperial College School of Medicine, London, United Kingdom; and International Centre for Circulatory Health (T.V.S., D.P.F.), St. Mary’s Hospital & Imperial College, London, United Kingdom. (2006-06-20時点)