1. From the Department of Medicine, Division of Cardiology, Cornell University Medical Center, New York, NY (P.M.O., R.B.D.); Sahlgrenska University Hospital/Östra, Göteborg, Sweden (S.J., B.D.); Ullevål University Hospital, Oslo, Norway (S.E.K.); University of Michigan Medical Center, Ann Arbor (S.J.); the Division of Cardiology, Department of Medicine, Helsinki University Central Hospital, Helsinki, Finland (M.S.N.); Merck Research Laboratories, West Point, Pa (S.S., K.E.H.); and Merck & Co,...