1. The Research Institute of Obstetrics, Gynecology, and Reproductology named after D.O. Ott; Almazov National Medical Research Center
2. The Research Institute of Obstetrics, Gynecology, and Reproductology named after D.O. Ott
3. The Research Institute of Obstetrics, Gynecology, and Reproductology named after D.O. Ott; North-Western State Medical University named after I.I. Mechnikov