1. Department of Obstetrics and Gynecology, Acibadem Fulya Hospital, Istanbul, Turkey
2. Department of Obstetrics and Gynecology, Istanbul Basaksehir Cam and Sakura City Hospital, Istanbul, Turkey
3. Department of Emergency, Uskudar General Hospital, Istanbul, Turkey
4. MMN Clinic, Istanbul, Turkey
5. Nesta Clinic, Istanbul, Turkey
6. Department of Obstetrics and Gynecology, UMass Chan Medical School, Worcester, MA, USA