1. Department of Obstetrics, Gynaecology and Reproductive Medicine; St. Mary's Hospital, Manchester University Hospitals NHS Foundation Trust; Manchester UK
2. Department of Obstetrics and Gynaecology; Sidra Medicine; Doha Qatar
3. Department of Obstetrics and Gynaecology; Pennine Acute Hospitals NHS Trust; Manchester UK
4. Department of Reproductive Medicine; St. Mary's Hospital, Manchester University Hospitals NHS Foundation Trust; Manchester UK
5. Department of Obstetrics and Gynaecology; Tameside & Glossop Acute Services NHS Trust; Ashton-Under-Lyne UK