1. Mater Research Institute, Faculty of Medicine, The University of Queensland , Australia
2. Queensland Paediatric Cardiac Service, Queensland Children’s Hospital , Australia
3. School of Psychology, Faculty of Health and Behavioural Sciences, The University of Queensland , Australia
4. Cincinnati Children’s Center for Heart Disease and Mental Health, Heart Institute and Division of Behavioral Medicine and Clinical Psychology , United States of America
5. Department of Pediatrics, University of Cincinnati College of Medicine , United States of America
6. Department of Pediatrics, University Hospitals Rainbow Babies & Children's Hospital, Case Western Reserve University School of Medicine , United States of America