L.I. MALTSEVA1, D.M. NIKOGOSYAN2 1Kazan State Sedical Academy, 51 Bolshaya Krasnaya St., Kazan, Russian Federation 420015 2Republican Clinical Hospital № 2, 1а Chekhova St., Kazan, Russian Federation 420012 Maltseva L.I. — D.Med.Sc., Head of the Department of Obstetrics and Gynecology № 1, tel. (843) 236-46-41, e-mail: [email protected]¹ Nikogosyan D.M. — physician of labour department of Republican Clinical Hospital […]