1. Central Research Institute of Epidemiology
2. First Moscow State Medical University n. a. I. M. Sechenov
3. Moscow Research Institute of Epidemiology and Microbiology n. a. G. N. Gabrichevsky
4. Moscow Research Institute of Epidemiology and Microbiology n. a. G. N. Gabrichevsky; Moscow Medical University ‘REAVIZ’