E. G. Drandrova
The Ulianov Chuvash State University; Emergency hospital
Russian Federation

PhD, senior lecturer of Normal and Topographic Anatomy with Operative Surgery Department, Moskovskii prospekt, 15, Cheboksary, 428015;

Obstetrician-gynecologist of Gynecology department no.1, Moskovskii prospekt, 47, Cheboksary, 428017

M. E. Shchepelev
The Ulianov Chuvash State University; Emergency hospital
Russian Federation

Associate professor of Obstetrics and Gynecology Department named after G.M. Vorontsova, Moskovskii prospekt, 15, Cheboksary, 428015;

PhD, Head of Gynaecology department no.1, Moskovskii prospekt, 47, Cheboksary, 428017, bsmp@med.cap.ru 

E. V. Moskvichev
The Ulianov Chuvash State University; Republic clinical oncologic dispensary
Russian Federation

PhD, professor of Normal and Topographic Anatomy with Operative Surgery Department, Moskovskii prospekt, 15, Cheboksary, 428015;

Head of Pathology Department, ul. Gladkova, 23, Cheboksary, 428020

T. Yu. Leont’eva
Emergency hospital
Russian Federation

obstetrician-gynecologist of Gynecology Department no.1,

Moskovskii prospekt, 47, Cheboksary, 428017

I. V. Tsyrlina
Emergency hospital
Russian Federation

obstetrician-gynecologist of Gynecology Department no.1,

Moskovskii prospekt, 47, Cheboksary, 428017