1. Ryzhikh National Medical Research Center of Coloproctology; Russian Medical Academy of Continuous Professional Education
2. I.M. Sechenov First Moscow State Medical University (Sechenov University)
3. Moscow State University of Medicine and Dentistry named after A.I. Evdokimov
4. Moscow Regional Research and Clinical Institute
5. Ryzhikh National Medical Research Center of Coloproctology
6. Moscow State University of Medicine and Dentistry named after A.I. Evdokimov; Mational Medical Research Center of Obstetrics and Gynecology named after V.I. Kulakov
7. Moscow State University of Medicine and Dentistry named after A.I. Evdokimov; National Medical Research Center for Therapy and Preventive Medicine
8. Reseach Instinute of Pediatrics and Child Health Protection of the Central Clinical Hospital of the Russian Academy of Sciences
9. Russian National Research Medical University named after N.I. Pirogov"
10. A.V. Vishnevsky National Medical Research Center of Surgery; Russian Medical Academy of Continuous Professional Education
11. Moscow Clinical/research Center named after A.S. Loginov" of the Moscow Department of Health
12. Russian Medical Academy of Continuous Professional Education
13. Omsk State Medical University
14. Bashkir State Medical University
15. Perm State Medical University named after Academician E.A. Wagner" of the Ministry of Health of Russia
16. Kazan State Medical University
17. Nizhny Novgorod Regional Clinical Hospital named after N.A. Semashko
18. Far Eastern State Medical University
19. I.I. Mechnikov Northwestern State Medical University of the Ministry of Health of Russia
20. Petrozavodsk State University of the Ministry of Education and Science of Russia
21. Clinic Scandinavia
22. South Ural State Medical University
23. City Clinical Hospital No. 31
24. Astrakhan State Medical University
25. Clinical Hospital of the Ministry of Health of the Republic of Tatarstan
26. Novosibirsk State Medical University
27. Regional Clinical Hospital
28. Stavropol State Medical University of the Ministry of Health of Russia
29. I.N. Ulyanov Chuvash State University
30. Clinical Center "Clinic Dawn"
31. Irkutsk Scientific Center of Surgery and Traumatology
32. First St. Petersburg State Medical University named after Academician I.P. Pavlov