V. F. Bezhenar
Pavlov First Saint Petersburg State Medical University, Health Ministry of Russian Federation
Russian Federation

Vitaly F. Bezhenar – MD, Dr Sci Med, Professor, Head of the Department of Obstetrics, Gynecology and Reproductology

6–8 Lev Tolstoy Str., Saint Petersburg 197022

V. A. Shapkaitz
Pavlov First Saint Petersburg State Medical University, Health Ministry of Russian Federation; Saint Petersburg Maternity Hospital № 16
Russian Federation

Vladimir A. Shapkaitz – MD, Dr Sci Med, Professor, Department of Obstetrics, Gynecology and Reproductology, Pavlov First Saint Petersburg State Medical University, Saint Petersburg, Russia; Chief Physician, Saint Petersburg Maternity Hospital № 16

6–8 Lev Tolstoy Str., Saint Petersburg 197022;
54 Malaya Balkanskaya Str., Saint Petersburg 192283

I. A. Dobrovolskaya
Pavlov First Saint Petersburg State Medical University, Health Ministry of Russian Federation
Russian Federation

Irina A. Dobrovolskaya – MD, PhD, Associate Professor, Department of Obstetrics, Gynecology and Reproductology

6–8 Lev Tolstoy Str., Saint Petersburg 197022

E. A. Rukoyatkina
Saint Petersburg Maternity Hospital № 16
Russian Federation

Elena A. Rukoyatkina – MD, PhD, Deputy Chief Physician

54 Malaya Balkanskaya Str., Saint Petersburg 192283

I. M. Nesterov
Pavlov First Saint Petersburg State Medical University, Health Ministry of Russian Federation
Russian Federation

Igor M. Nesterov – MD, PhD, Associate Professor, Department of Obstetrics, Gynecology and Reproductology

6–8 Lev Tolstoy Str., Saint Petersburg 197022