[Quality of after purified municipal sewage].
D000818:Animals; D005374:Filtration; D051381:Rats; D012498:Sanitary Engineering; D012722:Sewage; D014869:Water Intoxication / Q000378:metabolism; D014881:Water Supply
D012722:Sewage
O kachestve doochishchennykh gorodskikh stochnykh vod.