M.E. ZHELEZOVA1, T.P. ZEPHIROVA1, S.S. KANYUKOV2 1Kazan State Medical Academy — Branch Campus of the RMACPE MOH Russia, Kazan 2Republican Clinical Hospital, Kazan Contact details: Zhelezova M.E. ― MD, Associate Professor of the Department of Obstetrics and Gynecology. Address: 51 B. Krasnaya Str., Kazan, Russian Federation, 420012, tel. (843) 236-34-51, e-mail: [email protected] Objective ― to […]