Z. V. Zyukina
Peoples’ Friendship University of Russia named after Patrice Lumum
Russian Federation

Zoya V. Zyukina, Postgraduate Student of the Department of Obstetrics, Gynecology and Perinatology, Medical Institute

6, Miklukho-Maklai St., Moscow, 11719

S. V. Apresyan
Peoples’ Friendship University of Russia named after Patrice Lumumba; City Clinical Hospital named after A.K. Eramishantsev
Russian Federation

Sergey V. Apresyan, Dr. Sci. (Med.), Associate Professor, Professor of the Department of Obstetrics and Gynecology with a Course in Perinatology, Medical Institute, Peoples’ Friendship University of Russia named after Patrice Lumumba; Deputy Chief Physician for Obstetric and Gynecological Care, City Clinical Hospital named after A.K. Eramishantsev

6, Miklukho-Maklai St., Moscow, 117198,

15, Lenskaya St., Moscow, 129327

E. V. Loginova
Peoples’ Friendship University of Russia named after Patrice Lumum
Russian Federation

Ekaterina V. Loginova, Cand. Sci. (Med.), Assistant Professor, Department of Obstetrics, Gynecology and Perinatology, Medical Institute

6, Miklukho-Maklai St., Moscow, 11719

l. B. Tamazova
Peoples’ Friendship University of Russia named after Patrice Lumum
Russian Federation

Lyana B. Tamazova, Postgraduate Student of the Department of Obstetrics, Gynecology and Perinatology, Medical Institute

6, Miklukho-Maklai St., Moscow, 11719