1. Vanderbilt Translational and Clinical Cardiovascular Research Center, Division of Cardiovascular Medicine, Department of Medicine, Vanderbilt University Medical Center, Nashville, TN (V.A., A.M., M.B., D.K.G., J.F.F., Q.S.W.).
2. Department of Veterans Affairs, Nashville, TN (V.A.).
3. Division of Clinical Pharmacology, Department of Medicine, Vanderbilt University Medical Center, Nashville, TN (N.S.V., J.D.M.).
4. Department of Biomedical Informatics, Vanderbilt University Medical Center, Nashville, TN (M.S., J.D.M.).
5. Department of Cardiovascular Medicine, Mayo Clinic College of Medicine, Rochester, MN (I.J.K.).
6. Department of Preventive Medicine (Y.L.), Feinberg School of Medicine, Northwestern University, Chicago, IL.
7. Center for Genetic Medicine (E.M.M., M.J.P.), Feinberg School of Medicine, Northwestern University, Chicago, IL.
8. Department of Pharmacology (M.J.P.), Feinberg School of Medicine, Northwestern University, Chicago, IL.