1. Health Economics and Outcomes Research Ltd Cardiff UK
2. BioPharmaceuticals R&D AstraZeneca Gothenburg Sweden
3. TIMI Study Group, Division of Cardiovascular Medicine Brigham and Women's Hospital and Harvard Medical School Boston Massachusetts USA
4. Li Ka Shing Knowledge Institute, St Michael's Hospital University of Toronto Toronto Ontario Canada
5. Hadassah Medical Center, Faculty of Medicine Hebrew University of Jerusalem Jerusalem Israel
6. University of Liverpool Liverpool UK