1. Greenlane Paediatric and Congenital Cardiac Services
2. Cardiac Inherited Disease Group, Auckland City Hospital, Grafton, Auckland, New Zealand
3. Departments of Molecular Medicine
4. Obstetrics and Gynaecology, Faculty of Medical and Health Sciences, University of Auckland, Auckland, New Zealand
5. Department of Paediatrics, Christchurch Public Hospital, Christchurch, New Zealand
6. Department of Paediatrics, Starship Children's Hospital, Grafton, Auckland, New Zealand
7. Department of Cardiology, Liverpool Hospital, Liverpool, New South Wales, Australia
8. Molecular Neuroscience Group, School of Medicine, University of Wales Swansea, Swansea, United Kingdom