1. Department of Obstetrics and Gynecology University Hospital Galway, National University of Ireland Galway Ireland
2. Maternal Fetal Medicine, Sinai Health and Women's College Hospital University of Toronto Toronto Ontario Canada
3. Department of Obstetrics and Gynecology Columbia University Irving Medical Center New York New York USA
4. Institute for Women's Health University College London London UK
5. RCSI Department of Reproductive Medicine Rotunda Hospital Dublin Ireland
6. Malhotra Nursing and Maternity Home Agra India
7. Rainbow Hospital Agra India
8. UCD Perinatal Research Centre, School of Medicine University College Dublin, National Maternity Hospital Dublin Ireland