About the Authors

Miranda L. Davies-Tuck

Miranda.davies@hudson.org.au

Affiliation The Ritchie Centre, Hudson Institute of Medical Research, Clayton, Melbourne, Victoria, Australia

Mary-Ann Davey

Affiliation Department of Obstetrics and Gynaecology, School of Clinical Sciences, Monash University, Clayton, Melbourne, Victoria, Australia

Euan M. Wallace

Affiliations The Ritchie Centre, Hudson Institute of Medical Research, Clayton, Melbourne, Victoria, Australia, Department of Obstetrics and Gynaecology, School of Clinical Sciences, Monash University, Clayton, Melbourne, Victoria, Australia

Competing Interests

MDT has a secondment 1 day per week to CCOPMM. MAD is a part time employee of Clinical Councils Unit which manages the VPDC data and EW is a CEO of Safer Care Victoria, Department of health. These conflicts do not alter adherence to the PLOS ONE policies.

Author Contributions

Conceptualization: MDT MAD EW. Data curation: MDT MAD EW. Formal analysis: MDT MAD. Funding acquisition: MDT. Investigation: MDT MAD. Methodology: MDT MAD EW. Project administration: MDT MAD EW. Resources: EW. Supervision: EW. Validation: MDT MAD EW. Visualization: MDT MAD EW. Writing – original draft: MDT MAD EW. Writing – review & editing: MDT MAD EW.