1. Prince of Wales Hospital Clinical Toxicology Unit, Sydney, NSW, Australia
2. University of New South Wales School of Population Health, Sydney, NSW, Australia
3. Macquarie University Australian Institute of Health Innovation, Sydney, NSW, Australia
4. Kirby Institute, University of New South Wales, Sydney, NSW, Australia
5. University of New South Wales School of Clinical Medicine, Sydney, NSW, Australia
6. University of Queensland School of Public Health, Herston, QLD, Australia