N.K. MINNULINA, L.R. AKHMETSHINА Kazan State Medical University, 49 Butlerov Str., Kazan, Russian Federation, 420012 Minullina N.K. ― Cand. Med. Sc., Associate Professor of the Department of Obstetrics and Gynecology №1, tel. +7-987-296-07-55, e-mail: nina-constan@mail.ru Akhmetshina L.R. ― intern of the Department of Obstetrics and Gynecology №1, tel. +7-917-885-79-52, e-mail: monara_12@mail.ru The article presents the […]