N. V. Protopopova
Irkutsk State Medical Academy of Postgraduate Education – Branch Campus of the Russian Medical Academy of Continuing Professional Education; Irkutsk Regional Clinical Hospital
Russian Federation

Natalia V. Protopopova – Dr. Sc. (Med.), Professor, Head of the Department of Obstetrics and Gynecology, Irkutsk SMA of Postgraduate Education – Branch Campus of the RMA CPE; Deputy Chief Physician for Obstetrics, Irkutsk RCH.

Yubileyniy 100, Irkutsk 664079

K. V. Krylova
Irkutsk State Medical Academy of Postgraduate Education – Branch Campus of the Russian Medical Academy of Continuing Professional Education
Russian Federation

Kseniia V. Krylova – Postgraduate at the Department of Obstetrics and Gynecology.

Yubileyniy 100, Irkutsk 664079

E. B. Druzhinina
Irkutsk State Medical Academy of Postgraduate Education – Branch Campus of the Russian Medical Academy of Continuing Professional Education; Irkutsk Regional Clinical Hospital
Russian Federation

Elena B. Druzhinina – Dr. Sc. (Med.), Associate Professor at the Department of Obstetrics and Gynecology, Irkutsk SMA of Postgraduate Education – Branch Campus of the RMA CPE; Head of the Department of Assisted Reproductive Technologies, Regional Perinatal Center, Irkutsk RCH.

Yubileyniy 100, Irkutsk 664079

A. V. labygina
Scientific Centre for Family Health and Human Reproduction Problems
Russian Federation

Albina V. Labygina – Dr. Sc. (Med.), Research Officer at the Laboratory of Gynecological Endocrinology.

Timiryazeva str. 16, Irkutsk 664003

V. N. Dudakova
Irkutsk State Medical Academy of Postgraduate Education – Branch Campus of the Russian Medical Academy of Continuing Professional Education
Russian Federation

Victoria N. Dudakova – Cand. Sc. (Med.), Associate Professor at the Department of Obstetrics and Gynecology.

Yubileyniy 100, Irkutsk 664079