1 Division of Cardiovascular Medicine, Harrington Heart and Vascular Institute, University Hospitals Cleveland Medical Center, OH (I.M., Z.C., M.H.E.M., P.R.V.O.S., S.R., S.G.A.-K.).
2 Department of Internal Medicine, Cleveland Clinic Foundation, OH (I.M.).
3 Surgical Services, Louis Stokes VA Medical Center, Cleveland, OH (S.D.).
4 Heart and Vascular Institute, Cleveland Clinic, OH (A.M.).
5 Department of Cardiology, DeBakey Heart and Vascular Center, Houston Methodist Hospital, TX (K.N.).