1. I.M. Sechenov First Moscow State Medical University (Sechenov University)
2. Ural State Medical University; Sverdlovsk Regional Clinical Hospital No. 1
3. Stavropol State Medical University; Stavropol Regional Clinical Hospital
4. Russian Scientific Center of Surgery named after Academician B.V. Petrovsky
5. Kuban State Medical University; Regional Clinical Hospital No. 2
6. National Medical Research Center for Hematology
7. Medical Company “Hepatologist”
8. Rostov State Medical University