1. Division of Maternal‐Fetal Medicine, Department of Obstetrics and Gynecology Sidney Kimmel Medical College of Thomas Jefferson University Philadelphia Pennsylvania USA
2. Dan Women and Babies Program, Sunnybrook Health Sciences Centre University of Toronto Toronto Ontario Canada
3. Department of Obstetrics & Gynecology University of North Carolina Chapel Hill North Carolina USA
4. The Cairns Institute James Cook University Cairns Queensland Australia
5. Department of Public Health & Epidemiology RCSI Dublin Ireland
6. International Federation of Gynecology & Obstetrics London UK
7. Birmingham Women's and Children's Hospital Birmingham UK
8. Research Group Reproductive Medicine, Department of Development and Regeneration, Organ Systems, Group Biomedical Sciences KU Leuven (University of Leuven) Leuven Belgium
9. Department of Obstetrics, Gynecology and Reproductive Sciences Yale School of Medicine New Haven Connecticut USA
10. Global Medical Affairs Fertility, Research and Development Merck Healthcare KGaA Darmstadt Germany
11. Washington University in St Louis St. Louis Missouri USA
12. Oxford Maternal and Perinatal Health Institute Oxford UK
13. Division of Maternal‐Fetal Medicine The University of Texas Medical Branch Galveston Texas USA
14. Department of Obstetrics and Gynaecology The Rotunda Hospital Dublin Ireland