1. Department of Reproductive Endocrinology and Infertility, Sisli Kolan International Hospital, Istanbul, Turkey
2. Department of Reproductive Endocrinology and Infertility, Memorial Bahcelievler Hospital, Istanbul, Turkey
3. Department of Reproductive Endocrinology and Infertility, Istanbul IVF Centre, Istanbul, Turkey
4. Health Sciences Faculty, Bandirma Onyedi Eylul University, Balikesir, Turkey