1. Department of Women and Children's Health, School of Life Course SciencesKing's College London London UK
2. Department of Paediatrics: Child and Youth Health, Faculty of Medical and Health ScienceUniversity of Auckland Auckland New Zealand
3. MRC Lifecourse Epidemiology Unit and NIHR Southampton Biomedical Research CentreUniversity of Southampton and University Hospital Southampton NHS Foundation Trust Southampton UK
4. Department of Obstetrics and Gynaecology, Faculty of Medical and Health ScienceUniversity of Auckland Auckland New Zealand
5. Department of Nutrition, School of Medical SciencesUniversity of Auckland Auckland New Zealand
6. Department of General MedicineAuckland City Hospital Auckland New Zealand
7. Liggins InstituteUniversity of Auckland Auckland New Zealand