A.G. YASHCHUK1, A.V. MASLENNIKOV1, I.B. FATKULLINA1, Z.G. GUROVA1, P.A. BERG1, E.A. BERG1, G.Kh. GAZIZOVA1 1Bashkir State Medical University, 3 Lenina Str., Ufa, Russian Federation, 450008  Yashchuk A.G. ― D. Med. Sc., Professor, Head of the Department of obstetrics and gynecology No. 2, tel. (347) 264-96-50, e-mail: [email protected] Maslennikov A.V. ― Cand. Med. Sc., Associate Professor of […]