From the Evans Memorial Department of Clinical Research and the Section of Cardiology, Department of Medicine, Boston Medical Center, Boston, Mass (A.K.J.); Department of Epidemiology, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, Pa (S.F.K., M.M.B.); University of Southern California, Los Angeles, Calif (D.P.F.); St Louis University, St Louis, Mo (B.R.C.); University of Alabama at Birmingham, Birmingham, Ala (V.B., L.D.); Mayo Clinic, Rochester, Minn (M.B.M.); University... (At 1998-09-29)
