[New results in water hygiene and purification of waste water (author's transl)].
D000562:Amebiasis / Q000517:prevention & control; D004326:Drinking; D006801:Humans; D006920:Hygiene; D012722:Sewage; D014876:Water Pollution / Q000517:prevention & control; D014881:Water Supply / Q000592:standards*
D012722:Sewage
Neue Erkenntnisse der Wasserhygiene und der Abwasserbehandlung