N. A. Korobkov
North-Western State Medical University named after I.I. Mechnikov, Health Ministry of Russian Federation
Russian Federation

Korobkov Nikolay Aleksandrovich – PhD, Associate Professor, Department of Reproductive Health of Women

41, ul. Kirochnaya, Saint Petersburg, 191015

N. N. Volkov
North-Western State Medical University named after I.I. Mechnikov, Health Ministry of Russian Federation; City Mariinsky Hospital
Russian Federation

Volkov Nikolai Nikolayevich – PhD, Assistant, Department of Reproductive Health of Women, NWSMU n.a. I.I. Mechnikov HM of RF

41, ul. Kirochnaya, Saint Petersburg, 191015, 56, Liteiny prospect, Saint Petersburg, 191014

E. R. Tsoy
City Mariinsky Hospital
Russian Federation

Tsoi Ekaterina Rodionovna – Еpidemiologist

56, Liteiny prospect, Saint Petersburg, 191014

S. М. Mikaelyan
City Mariinsky Hospital
Russian Federation

Mikaelyan Siranush Mikaelovna – Еpidemiologist

56, Liteiny prospect, Saint Petersburg, 191014