1. Department of Midwifery Science Vrije Universiteit Amsterdam, Amsterdam UMC Amsterdam The Netherlands
2. Midwifery Academy Amsterdam Groningen Amsterdam The Netherlands
3. Amsterdam Public Health, Quality of Care Amsterdam The Netherlands
4. Department of General Practice and Elderly Care Medicine University of Groningen, University Medical Centre Groningen Groningen The Netherlands
5. Rotterdam University of Applied Sciences, Institute of Healthcare Rotterdam The Netherlands
6. Department of Pediatrics OLVG Amsterdam The Netherlands
7. Department of Obstetrics and Gynaecology Leiden University Medical Centre Leiden The Netherlands
8. Athena Institute, VU University Amsterdam The Netherlands
9. Department of neonatology, Emma Children's Hospital University of Amsterdam, Amsterdam UMC Amsterdam The Netherlands
10. Amsterdam Reproduction and Development Amsterdam The Netherlands