1. Merrion Fertility Clinic–Reproductive Medicine Unit, Dublin 2, Ireland;
2. Department of Gynaecology, National Maternity Hospital, Dublin 2, Ireland;
3. Department of Obstetrics and Gynaecology, UCD School of Medicine and Medical Science, University College Dublin, Belfield, Dublin 4, Ireland;
4. Department of Psychology, Royal College of Surgeons in Ireland, Dublin 2, Ireland