R.S. ZAMALEEVA1, N.A. CHEREPANOVA1, 2, E.YU. IUPATOV1, A.V. FRIZINA2, 3, S.V. BUKATINA2  1Kazan State Medical Academy — Branch Campus of the FSBEI FPE RMACPE MOH Russia, Kazan 2Volzhsk Central City Hospital, Volzhsk 3Mari El State University, Yoshkar-Ola Contact details: Cherepanova N.A. — Dr. Sci. (Medicine), Assistant Lecturer of the Department of Obstetrics and Gynecology, Head of the maternity unit […]