1. National Medical Research Center for Obstetrics, Gynecology and Perinatology named after Academician V. I. Kulakov, Ministry of Healthcare of Russia; Russian Medical Academy of Continuing Professional Education, Ministry of Healthcare of Russia
2. National Medical Research Center for Obstetrics, Gynecology and Perinatology named after Academician V. I. Kulakov, Ministry of Healthcare of Russia
3. Russian Medical Academy of Continuing Professional Education, Ministry of Healthcare of Russia