1. Department of Physiology, HeartOtago, School of Biomedical Sciences, University of Otago, Dunedin, New Zealand
2. Department of Medicine, HeartOtago, Dunedin School of Medicine, University of Otago, Dunedin, New Zealand
3. Department of Cardiology, Waikato District Health Board, Hamilton, New Zealand
4. Waikato Clinical School, University of Auckland, Hamilton, New Zealand
5. Department of Forensic Pathology, LabPLUS, Auckland City Hospital, Auckland, New Zealand
6. Department of Cardiology, Dunedin Hospital, Southern District Health Board, Dunedin, New Zealand