Affiliation: | 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 |