1. From the Cardiovascular Fluid Mechanics Laboratory, Wallace H. Coulter Department of Biomedical Engineering, Georgia Institute of Technology, Atlanta (K.P., H.D.K., D.d.Z., D.F., A.P.Y.); Division of Cardiothoracic Surgery, Department of Surgery, Emory University School of Medicine, Atlanta, Ga (J.M.F., K.R.K.); Department of Cardiology, Emory University School of Medicine, Sibley Heart Center Cardiology, Atlanta, Ga (W.J.P.); Division of Cardiology, Children’s Hospital of Philadelphia, Philadelphia...