Vivek Muthurangu, David Atkinson, Maxime Sermesant, Marc E. Miquel, Sanjeet Hegde, Robert Johnson, Rado Andriantsimiavona, Andrew M. Taylor, Edward Baker, Robert Tulloh, Derek Hill, and Reza S. Razavi Cardiac MR Research Group, Division of Imaging Sciences, King’s College London; Department of Congenital Heart Disease, Guy’s Hospital; and Cardiothoracic Unit, Institute of Child Health and Great...