作者单位: | [1]Duke Clinical Research Institute,Durham, NC [2]Cardiovascular Division, Department of Medicine, Brigham and Women's Hospital, Boston, Mass [3]Division of Cardiology, Newark Beth Israel Medical Center. Newark. NJ [4]Canadian Heart Research Centre and Terrence Donnelly Heart Centre, Division of Cardiology, St Michael's Hospital, University of Toronto,Toronto, Ontario [5]Division of Cardiology, University of Texas, Southwestem, Dallas [6]Aventis Inc,Bridgewater,NJ [7]St Luke's-Episcopal Hospital,Texas Heart Institute,Houston |