1 From the Department of Internal Medicine, Division of Cardiology, University of Texas Southwestern Medical Center, Dallas (M.S.); and Cardiovascular Division, University of California San Francisco (N.I.P.). monsanghavi@gmail.com.
2 From the Department of Internal Medicine, Division of Cardiology, University of Texas Southwestern Medical Center, Dallas (M.S.); and Cardiovascular Division, University of California San Francisco (N.I.P.).