1. Department of Obstetrics and Gynecology, Al-Farabi Kazakh National University, Almaty, KAZAKHSTAN
2. Department of Obstetrics and Gynecology, Asfendiyarov Kazakh National Medical University, Almaty, KAZAKHSTAN
3. Department of Neonatology, Kazakh-Russian Medical University, Almaty, KAZAKHSTAN
4. Department of Obstetrics and Gynaecology, Baku Branch of I. M. Sechenov First State Moscow Medical University, Baku, AZERBAYCAN
5. Department of Urology, Helmir Hospital, Almaty, KAZAKHSTAN