E. E. Korchagina
State Budgetary Healthcare Institution "Regional Clinical Hospital No. 2" of the Ministry of Healthcare of Krasnodar Krai
Russian Federation

Perinatal Center, Prenatal Diagnostic Center, Gynecological Department 

Krasnyh Partizan str., 6, building 2, Krasnodar, 350012

T. A. Anikina
State Budgetary Healthcare Institution "Regional Clinical Hospital No. 2" of the Ministry of Healthcare of Krasnodar Krai
Russian Federation

Perinatal Center, Prenatal Diagnostic Center, Gynecological Department 

Krasnyh Partizan str., 6, building 2, Krasnodar, 350012

E. P. Gevorkyan
State Budgetary Healthcare Institution "Regional Clinical Hospital No. 2" of the Ministry of Healthcare of Krasnodar Krai
Russian Federation

Perinatal Center, Prenatal Diagnostic Center, Gynecological Department 

Corresponding author: Elena P. Gevorkyan

Krasnyh Partizan str., 6, building 2, Krasnodar, 350012; tel.: 8(918)440-43-27

O. A. Rudeeva
State Budgetary Healthcare Institution "Regional Clinical Hospital No. 2" of the Ministry of Healthcare of Krasnodar Krai
Russian Federation

Perinatal Center, Prenatal Diagnostic Center, Gynecological Department 

Krasnyh Partizan str., 6, building 2, Krasnodar, 350012

V. A. Novikova
Kuban State Medical University of the Ministry of Healthcare of the Russian Federation
Russian Federation

Department of Obstetrics, Gynecology and Perinatology of the Faculty of Advanced Studies and Professional Retraining