1. Novartis Pharma AG; Basel Switzerland
2. Cardiovascular Division, Department of Medicine; University of Minnesota Medical School; Minneapolis 55455 MN USA
3. Istituto di Ricerche Farmacologiche Mario Negri; Milano Italy
4. Consorzio Mario Negri Sud, Santa Maria Imbaro; Chieti Italy
5. Monash Centre of Cardiovascular Research and Education in Therapeutics, Department of Epidemiology and Preventive Medicine; Alfred Hospital, Monash University; Melbourne Australia
6. University of California, San Francisco and Cardiology Division; San Francisco Veterans Affairs Medical Center; San Francisco USA
7. Novartis Pharmaceuticals Corporation; East Hanover NJ USA