Department of Cardiology, Alfred Hospital, Melbourne, Victoria, Australia. Central Clinical School, Monash University, Melbourne, Victoria, Australia. Atherothrombosis and Vascular Biology, Baker Heart Research Institute, Melbourne, Victoria, Australia. Department of Epidemiology and Preventive Medicine, Monash University, Melbourne, Victoria, Australia. Research & Evaluation, Ambulance Victoria, Doncaster, Victoria, Australia. Intensive Care Unit, Alfred Hospital, Melbourne, Victoria, Australia. Heart Centre, Baker Heart Research Institute, Melbourne, Victoria, Australia. Department of Cardiology, Alfred Hospital, Melbourne, Victoria, Australia d.stub@alfred.org.au.