I. A. Ivanov
Kulakov National Medical Research Center of Obstetrics, Gynecology and Perinatology
Russian Federation

Ilya A. Ivanov, Cand. Sci. (Med.), Scientific Researcher

4, Academician Oparin St., Moscow, 117997, Russia; 

G. I. Tabeeva
Kulakov National Medical Research Center of Obstetrics, Gynecology and Perinatology
Russian Federation

Gyuzyal I. Tabeeva, Cand. Sci. (Med.), Senior Researcher

4, Academician Oparin St., Moscow, 117997, Russia

A. A. Smetnik
Kulakov National Medical Research Center of Obstetrics, Gynecology and Perinatology
Russian Federation

Аntonina А. Smetnik, Cand. Sci. (Med.), Head of the Department of Gynecological Endocrinology, Associate Professor at the Department of Obstetrics and Gynecology, Institute of Postgraduate Education; President of the  Russian Society of Specialists in Gynecological  Endocrinology and Menopause

4, Academician Oparin St., Moscow, 117997, Russia