1. Department of Obstetrics and Gynaecology; University of Melbourne; Melbourne Australia
2. Department of Oncology & Metabolism, Academic Unit of Reproductive and Developmental Medicine; The University of Sheffield; Sheffield UK
3. Obstetrics & Gynaecology; Faculty of Medicine, Mansoura University; Mansoura Egypt
4. SEMEAR Fertilidade, Reproductive Medicine; Ribeirao Preto Brazil
5. Division of Child Health, Obstetrics and Gynaecology, School of Medicine; University of Nottingham; Nottingham UK