1. Division of Cardiology, Department of Medicine, Johns Hopkins University School of Medicine, Baltimore, MD (T.H., G.E.K., R.S.T., T.A., S.H., R.N., G.Z., D.I.L., D.A.K.).
2. Dr Adesiyun’s current affiliation is Department of Cardiovascular Medicine, Kyushu University Hospital3 Chome-1-1 Maidashi, Higashi Ward, Fukuoka, Japan.
3. Intra-Cellular Therapies, Inc, New York, NY (J.J.O’B., J.P.H., R.E.D., W.Y., D.B., H.R.H., L.P.W.).