For citations:
Chemovа T.M., Timchenko V.N., Barakina E.V., Pavlova E.B., Nazarova A.N., Balashov А.L., Egorova I.A., Kostritsa Е.L., Zherebtsova A.A. Seroprevalence of primary health care workers in Saint-Petersburg during a measles epidemic. CHILDREN INFECTIONS. 2020;19(3):51-57. (In Russ.) https://doi.org/10.22627/2072-8107-2020-19-3-51-57