[Comparative hygienic-microbiological studies on variously polluted bathing lakes].
D001317:Austria; D002452:Cell Count; D004926:Escherichia coli / Q000302:isolation & purification; D005618:Fresh Water / Q000032:analysis; D014867:Water; D014871:Water Microbiology; D014876:Water Pollution / Q000032:analysis*; D014877:Water Pollution, Chemical / Q000032:analysis
D014867:Water
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