For citations:
Novikova Yu.A., Sklizkova N.A., Myasnikov I.O., Fedorov V.N., Kopytenkova O.I., Istorik O.A. Assessment of the effectiveness of the measures to improve the quality of drinking water in the Leningrad region. Hygiene and Sanitation. 2025;104(8):1049-1055. (In Russ.) https://doi.org/10.47470/0016-9900-2025-104-8-1049-1055. EDN: fqzvpk
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