1. Department of Medical Biology; Amsterdam University Medical Centers, University of Amsterdam; Amsterdam Netherlands
2. Amsterdam Reproduction and Development Research Institute; Amsterdam Netherlands
3. Department of Obstetrics and Gynaecology; Amsterdam University Medical Centers, University of Amsterdam; Amsterdam Netherlands
4. Department of Clinical Epidemiology, Biostatistics and Bioinformatics; Amsterdam University Medical Centers, University of Amsterdam; Amsterdam Netherlands
5. Department of Obstetrics and Gynaecology; Queen Charlotte’s and Chelsea Hospital, Imperial College London; London UK
6. Medical Library; Amsterdam University Medical Centers, University of Amsterdam; Amsterdam Netherlands
7. Amsterdam Cardiovascular Sciences Research Institute; Amsterdam Netherlands
8. Department of Paediatric Surgery; Erasmus MC – Sophia Children’s Hospital, University Medical Center Rotterdam; Rotterdam Netherlands