Affiliation: | 1. Centocor, Malvern, Pennsylvania, USA;2. Duke University, Durham, North Carolina, USA;3. Texas Heart Institute, Houston, Texas, USA;4. Lewin-TAG, Inc., San Francisco, California, USA;5. Centre Hospitalier Universitaire Pitié-Salpêtrière, Paris, France;7. Lenox Hill Hospital, New York, New York, USA;11. Cleveland Clinic Foundation, Cleveland, Ohio, USA |