1. D.O. Ott Research Institute of Obstetrics, Gynecology and Reproductology, St. Petersburg, Russia
2. St. Petersburg State University, St. Petersburg, Russia
3. Center for Medical Genetics, St. Petersburg, Russia
4. St. Petersburg State Pediatric Medical University, St. Petersburg, Russia
5. S.M. Kirov Military Medical Academy, St. Petersburg, Russia
6. Institute of Cytology RAS, St. Petersburg, Russia
7. Aimed Clinic, St. Petersburg, Russia
8. AVA-Peter Clinic, St. Petersburg, Russia