1. University Heart Center, Department of Cardiology, University Hospital, CH-8091 Zurich, Switzerland
2. Brigham and Women's Hospital, Harvard Medical School , Boston, MA 02115 , USA
3. C5, Cleveland Clinic , Cleveland, OH 44195 , USA
4. Pfizer Inc. , New York, NY 10017 , USA
5. Cardiology, Royal Brompton & Harefield Hospitals Trust Imperial College , Sidney Street, SW3 5RN London , UK
6. Imperial College , SW3 6LY London , UK
7. Center for Molecular Cardiology, University of Zurich , CH-8952 Schlieren, Switzerland