1. Teaching Hospital Department, OLVG Hospital, Amsterdam, The Netherlands
2. Research in Education, Amsterdam UMC location Vrije Universiteit, Amsterdam, the Netherlands
3. Midwifery Science, AVAG, Amsterdam Public Health Research Institute, Amsterdam UMC location Vrije Universiteit Amsterdam, Amsterdam, The Netherlands
4. LEARN! Research Institute for Learning and Education, Faculty of Psychology and Education, VU University, Amsterdam, the Netherlands
5. AVAG, Amsterdam Public Health Research Institute, Midwifery Science, Amsterdam UMC location Vrije Universiteit, Amstel Academie, Amsterdam, The Netherlands
6. Department of Obstetrics and Gynecology, Gødstrup Hospital, Denmark
7. Quality of Care, Amsterdam Public Health, Amsterdam, The Netherlands
8. Athena Institute, Vrije Universiteit, Amsterdam, The Netherlands