For citations:
Kuznetsov A.A., Matrosov A.N., Ossipov V.P., Knyazeva T.V., Porshakov A.M., Popov N.V., Kouklev E.V., Scherbakova S.A., Toporkov V.P. Principles of Management of the Epizootiologic Monitoring of Combined Natural Foci of Plague and Other Dangerous Infectious Diseases in the Lower-Volga Region. Problems of Particularly Dangerous Infections. 2009;(4(102)):17-20. (In Russ.) https://doi.org/10.21055/0370-1069-2009-4(102)-17-20