M. I. Krivonos
Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Russian Federation

Krivonos Marina Ivanovna – post-graduate student.

Mendeleevskaya  liniya, 3, Saint Petersburg, 199034

M. S. Zainulina
I..P. Pavlov First Saint Petersburg State Medical University, Health Ministry of Russian Federation; V.F. Snegirev Maternity Hospital № 6
Russian Federation

Zainulina Marina Sabirovna – MD, Professor, Department of Obstetrics, Gynecology and Reproduction, I.P. Pavlov FSPb SMU HM of RF; Physician-in-Chief, V.F. Snegirev Maternity Hospital № 6.

Mendeleevskaya  liniya, 3, Saint Petersburg, 199034; Mayakovskоgo, 5, Saint Petersburg,  Russia, 192014

E. A. Kornyushina
Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Russian Federation

Kornyushina Ekaterina Amirovna – PhD, Senior Researcher, Department of Pregnancy  Pathology.

Mendeleevskaya  liniya, 3, Saint Petersburg, 199034

S. V. Chepanov
Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Russian Federation

Chepanov Sergey Vladimirovich – doctor of Clinical Laboratory Diagnostics,  Department of Immunology and Intercellular Interactions.

Mendeleevskaya  liniya, 3, Saint Petersburg, 199034

S. A. Selkov
Research Institute of Obstetrics, Gynecology and Reproductology named after D.O. Ott
Russian Federation

Selkov Sergey Alekseevich – MD, Professor, Honored Scientist of RF, Head of Department of Immunology and Intercellular Interactions.

Mendeleevskaya  liniya, 3, Saint Petersburg, 199034