D.I. EMELYANOVA, S.A. DVORYANSKIY, N.V. YAGOVKINA Kirov State Medical Academy, 112 K. Marks St., Kirov, Russian Federation, 610027 Emelyanova D.I. — postgraduate student, assistant of the Department of Obstetrics and Gynecology, tel. (8332) 55-53-24, e-mail: Emelyanova.Darja@yandex.ru Dvoryansky S.A. — D. Med. Sc., Professor, Head of the Department of Obstetrics and Gynecology, tel. (8332) 67-72-11, e-mail: […]