[Sanitary condition of the Volkhov River in the Volkhov area & its influence on the health of the populace].
D006262:Health; D007857:Leadership; D045483:Rivers; D014876:Water Pollution
WATER POLLUTION
Sanitarnoe sostoianie reki Volkhov v raione g. Volkhova i ego vliianie na zdorov'e naseleniia.