1. Conquest Hospital, St Leonards-on-Sea, East Sussex, UK.
2. Institut f. Herzinfarktforschung Ludwigshafen an der Universität Heidelberg, Ludwigshafen, Germany.
3. Swiss Cardiovascular Centre, Angiology, Bern University Hospital, and University of Bern, Switzerland.
4. Johannes Wesling Klinikum Minden, Hannover Medical School, Hannover, Germany.
5. VA Boston Healthcare System and Brigham and Women's Hospital, Boston, Massachusetts, USA.
6. INSERM U-698, Université Paris and AP-HP, Paris, France.