From the Division of Cardiology, Department of Medicine, and Division of Biostatistics, School of Public Health, Columbia University, New York, NY (J.T.B., J.L.F., R.C.S., L.M.R.); the Medical Department, Morgan Guaranty Trust Co, New York, NY (W.J.S.); and the Division of Cardiology, Department of Medicine, The Jewish Hospital of St Louis, Washington University School of Medicine, St Louis, Mo (P.K.S.). (At 1995-04)
