1. From Cornell Medical Center, New York, NY (R.B.D., K.W.); Sahlgrenska University Hospital, Östra, and University of Göteborg, Göteborg, Sweden (B.D.); Haukeland University Hospital, Bergen, Norway (F.E.G.); Skellefteå Lasarett and Umeå University, Skellefteå, Sweden (K.B.); Helsinki University Central Hospital, Helsinki, Finland (M.S.N.); Veterans Administration Hospital, Washington, DC (V.P.); Merck and Co, Inc, West Point, Pa (K.E.H., J.M.E.); and Glostrup University Hospital, Glostrup,...