1. Department of PsychologyMacquarie University North Ryde New South Wales Australia
2. MRC/BHF Cardiovascular Epidemiology Unit, Department of Public Health and Primary Care, Strangeways Research LaboratoryUniversity of Cambridge Cambridge United Kingdom
3. School of PsychologyUniversity of Queensland St Lucia Queensland Australia
4. Clinical Services and ResearchAustralian Red Cross Blood Service Brisbane Queensland Australia
5. Behavioural Medicine Lab, Department of PsychologyMcGill University Montréal Québec Canada