1. Newborn Services; Auckland City Hospital; Auckland New Zealand
2. National Women's Health; Auckland City Hospital; Auckland New Zealand
3. Department of Epidemiology and Biostatistics, Faculty of Medicine and Health Sciences; University of Auckland; Auckland New Zealand
4. Perinatal and Maternal Mortality Review Committee (PMMRC); Health Quality and Safety Commission; Wellington New Zealand
5. Department of Obstetrics and Gynaecology; University of Auckland; Auckland New Zealand