K.B. BEKTUR1, M.E. ZHELEZOVA1, L.I. MALTSEVA2, R.I. SHARIPOVA1  1Kazan (Volga) Federal University, Kazan 2Kazan State Medical Academy — Branch Campus of the FSBEI FPE RMACPE MOH Russia, Kazan Contact details: Bektur K.B. — obstetrician-gynecologist of the Department of Gynecology Address: 18 Kremlevskaya St., 420008 Kazan, Russian Federation, tel.: +(350)312-99-63, e-mail: bekturbegimai@gmail.com  The purpose was to […]