1. Department of Obstetrics and Gynecology; Medical School; University of Crete; Heraklion Greece
2. Reproductive Medicine & Medical Cytogenetics; Regional University Hospital & Medical School; Picardie University Jules Verne; Amiens France
3. Department of Obstetrics and Gynecology; Medical School; University of Ioannina; Ioannina Greece
4. Elyssa IVF Center; Tunis Tunisia
5. Department of Obstetrics and Gynecology; Medical School; Hacettepe University; Ankara Turkey