1. From the Mid America Heart Institute and the University of Missouri at Kansas City (J.A.S., R.K., C.V., C.D., P.G.J.); the University of Colorado Hospital/Denver VA Medical Center (J.S.R.), Denver, Colo; the University of Colorado Health Sciences Center (J.C.M.), Denver; the Henry Ford Health System (S.K.), Detroit, Mich; Duke University (E.D.P.), Durham, NC; Barnes-Jewish Hospital and Washington University School of Medicine (R.G.B.), St. Louis, Mo; Yale University (H.M.K.), New Haven, Conn; and...