1 John Ochsner Heart and Vascular Institute, Ochsner Clinical School, The University of Queensland School of Medicine, New Orleans, La; Department of Medicine and the Division of Medical Services, Advocate Christ Medical Center and University of Illinois at Chicago, Chicago, Ill. Electronic address: HVentura@ochsner.org.
2 John Ochsner Heart and Vascular Institute, Ochsner Clinical School, The University of Queensland School of Medicine, New Orleans, La; Department of Medicine and the Division of Medical Services, Advocate Christ Medical Center and University of Illinois at Chicago, Chicago, Ill.