For citations:

Polishchuk M.V., Danilina L.N., Boldyreva V.V., Zdol’Nik T.D. Specification of Morbidity Rates among the Population of the Tula Region as Regards Natural-Focal Infectious Diseases. Problems of Particularly Dangerous Infections. 2015;(4):41-44. (In Russ.) https://doi.org/10.21055/0370-1069-2015-4-41-44