1. Australian Institute of Health and Welfare Australia's mothers and babies 2013-in brief 2015 Canberra AIHW
2. Consultative Council on Obstetric and Paediatric Mortality and Morbidity 2012 and 2013 Victoria's Mothers, Babies and Children 2016 https://www2.health.vic.gov.au/hospitals-and-health-services/quality-safety-service/consultative-councils/council-obstetric-paediatric-mortality
3. Methods of classification for women undergoing induction of labour: a systematic review and novel classification system;Nippita;BJOG,2015
4. Victorian Perinatal Data Collection-notifications https://www2.health.vic.gov.au/hospitals-and-health-services/quality-safety-service/consultative-councils/council-obstetric-paediatric-mortality/notification-to-the-vpdc
5. StataCorp Stata Statistical Software College Station, TX StataCorp LP 2007