1. Houston Methodist DeBakey Heart & Vascular Center, TX (D.K., E.Y.Y., K.C.E.T., S.F.N., F.N., M.A.K., G.M.L., W.A.Z., M.A.Q., D.J.S.).
2. Division of Cardiovascular Medicine, McGovern Medical School, University of Texas Health and Science Center at Houston (D.K.).
3. Department of Pathology and Genomic Medicine, Houston Methodist Research Institute, TX (D.T.N., E.A.G.).
4. Division of Cardiology, Northwestern Memorial Hospital and Northwestern University Feinberg School of Medicine, Chicago, IL (R.O.B.).