1. I.P. Pavlov First Saint Petersburg State Medical University; Saint Petersburg State Multidisciplinary Hospital № 2
2. I.P. Pavlov First Saint Petersburg State Medical University
3. S.M. Kirov Military Medical Academy
4. I.I. Skvortsov-Stepanov St. Petersburg Psychiatric Hospital № 3; I.I. Mechnikov North-Western State Medical University
5. Saint Petersburg State Multidisciplinary Hospital № 2