1. KU Leuven; Department of Development and Regeneration; Leuven Belgium
2. Tommy's National Centre for Miscarriage Research; Queen Charlotte's & Chelsea Hospital, Imperial College; London UK
3. West Middlesex Hospital; Isleworth, Middlesex UK
4. Open Analytics; Antwerp Belgium
5. Charing Cross Oncology Laboratory and Trophoblastic Disease Center; Charing Cross Hospital; London UK
6. North Middlesex Hospital; London UK
7. Acute Gynaecology, Early Pregnancy and Advanced Endosurgery Unit; Nepean Medical School, Nepean Hospital, University of Sydney; Kingswood NSW Australia
8. Department of Obstetrics and Gynecology; University Hospitals Leuven; Leuven Belgium