Montreal Heart Institute, Université de Montréal, 5000 Belanger Street East, Montreal, H1T1C8, Quebec, Canada. Stanford University School of Medicine, Palo Alto, CA, USA. AstraZeneca, Stockholm, Sweden. Brigham and Women's Hospital, Harvard Medical School, Boston, MA, USA. E. Meshalkin National Medical Research Center, Ministry of Health of the Russia Federation, Moscow, Russia. Aramil City Hospital, Aramil, Russia. Semmelweis Universtiy Heart and Vascular Center, Budapest, Hungary. Institute of Cardiovascular and Medical Sciences, British Heart Foundation Centre of Research, University of Glasgow, Glasgow, UK.