1. Endocrinology Research Center
2. Saratov State Medical University named after V.I. Razumovsky
3. Surgut State University
4. Ural State Medical University
5. N.M. Kuraev Children’s Republican Clinical Hospital
6. Bashkir State Medical University
7. Children’s City Clinical Hospital № 1 named after N.N. Ivanova
8. Russian Children’s Clinical Hospital, Pirogov Russian National Research Medical University
9. Krasnoyarsk State Medical University named after V.F. Voino-Yasenetsky
10. Tyumen State Medical University