For citations:
Tsvirkun O.V., Tikhonova N.T., Gerasimova A.G., Turaeva N.V., Barkinkhoeva L.A., Briko N.I. Standards for the Epidemiological Investigation of Measles and Rubella Foci. Epidemiology and Vaccinal Prevention. 2023;22(2):4-11. (In Russ.) https://doi.org/10.31631/2073-30462023-22-2-4-11