Affiliation: | aDivision of Cardiology, University of California, Los Angeles Medical Center, Los Angeles, California;bDepartment of Medicine, University of California, Los Angeles Medical Center, Los Angeles, California;cDepartment of Cardiac Surgery, University of California, Los Angeles Medical Center, Los Angeles, California;dDivision of Cardiology, New York University Medical Center, New York, New York;eDivision of Cardiology, Cleveland Clinic, Cleveland, Ohio |