1. "Lahta Clinic"
2. St. Petersburg Scientifi c Research Institute of Epidemiology and Microbiology named after Pasteur; North-Western State Medical University named after I.I. Mechnikov of the Ministry of Healthcare of Russia
3. St. Petersburg Scientifi c Research Institute of Epidemiology and Microbiology named after Pasteur; Academician I.P. Pavlov First St. Petersburg State Medical University of the Ministry of Healthcare of Russia