1. From Department of Epidemiology, State Key Laboratory of Cardiovascular Disease, Fuwai Hospital, Peking Union Medical College and Chinese Academy of Medicine Science, Beijing (C.H., X.Y., F.L., J.C., D.G.); National Center for Cardiovascular Diseases, Beijing, China (C.H., X.Y., F.L., J.C., D.G.); Division of General Medicine, Columbia University Medical Center, New York, New York (A.E.M.); Columbia University College of Physicians and Surgeons, New York, New York (A.E.M., L.G.); Division of General...