1. From the National Heart, Lung, and Blood Institute, Division of Cardiovascular Sciences (L.S.L.) and Division of Intramural Research (A.E.A., E.M., M.N.S.), Bethesda, MD; Good Samaritan Hospital, Los Angeles, CA (R.A.K.); Keck School of Medicine, University of Southern California, Los Angeles (R.A.K.); University of Missouri, Columbia (C.P.B.); University of Louisville, Louisville, KY (R.B.); Harvard University, Boston, MA (E.B.); University of South Alabama, Mobile (J.D.); Mayo Clinic, Rochester,...