1. Silivri State Hospital, Department of Obstetrics and Gynecology, Istanbul, Turkey
2. Dokuzeylul University Medical School, Department of Obstetrics and Gynecology, Izmir, Turkey
3. Manisa Merkezefendi Hospital, Department of Obstetrics and Gynecology, Manisa, Turkey
4. Aydin Obstetrics and Pediatrics Hospital Department of Obstetrics and Gynecology, Aydin, Turkey
5. Izmir Bozyaka Research Hospital, Department of Endocrinology Izmir, Turkey
6. M.D. Manisa Merkezefendi Hospital, Department of Pediatrics Division of Neonatology, Manisa, Turkey