V. F. Bezhenar
Pavlov First Saint Petersburg State Medical University, Health Ministry of Russian Federation
Russian Federation

Vitaly F. Bezhenar, MD, Dr Sci Med, Professor, Head of the Department, Head of the Clinic

Department of Obstetrics, Gynecology and Reproductology; Clinic of Obstetrics and Gynecology

197022; 6/8 Lev Tolstoy Str.; Saint Petersburg

F. R. Kuchukova
Pavlov First Saint Petersburg State Medical University, Health Ministry of Russian Federation
Russian Federation

Fatima R. Kuchukova, MD, Postgraduate Student

Department of Obstetrics, Gynaecology and Reproductology

197022; 6/8 Lev Tolstoy Str.; Saint Petersburg

Z. Kh. Uzdenova
Berbekov Kabardino-Balkarian State University
Russian Federation

Zukhra Kh. Uzdenova,  MD, Dr Sci Med, Professor

Department of Pediatric Diseases, Obstetrics and Gynecology

360004; 173 Chernyshevskiy Str.,; Nalchik