1 John Ochsner Heart and Vascular Institute, Ochsner Clinical School-University of Queensland School of Medicine, New Orleans, Louisiana. Electronic address: clavie@ochsner.org.
2 John Ochsner Heart and Vascular Institute, Ochsner Clinical School-University of Queensland School of Medicine, New Orleans, Louisiana.
3 Brigham Health Heart and Vascular Center and the Center for Advanced Heart Disease, Brigham and Women's Hospital and Harvard Medical School, Boston, Massachusetts.