Andrei N. Plekhanov
I.P. Pavlov First St. Petersburg State Medical University
Russian Federation

Andrey N. Plekhanov — Dr. Sci. (Med.), Prof., Department of Obstetrics, Gynaecology and Neonatology

6–8 L’va Tolstogo str., Saint Petersburg, 197022

Vitalii F. Bezhenar
I.P. Pavlov First St. Petersburg State Medical University
Russian Federation

Vitaly F. Bezhenar — Dr. Sci. (Med.), Prof., Head of the Department of Obstetrics, Gynaecology and Neonatology

6–8 L’va Tolstogo str., Saint Petersburg, 197022

Tat’yana A. Epifanova
I.P. Pavlov First St. Petersburg State Medical University
Russian Federation

Tatyana A. Epifanova — Postgraduate Researcher, Department of Obstetrics, Gynaecology and Neonatology

6–8 L’va Tolstogo str., Saint Petersburg, 197022

Fedor V. Bezhenar
St. Petersburg Clinical Hospital of the Russian Academy of Sciences
Russian Federation

Fedor V. Bezhenar — Obstetrician-Gynecologist, Surgical Department

72-A Toreza ave., St. Petersburg, 194017