[Worm infestation in lambs grazed on Wroclaw pasture irrigated with city waters].
D000818:Animals; D006374:Helminthiasis, Animal; D012722:Sewage / Q000382:microbiology*; D012756:Sheep / Q000469:parasitology
D012722:Sewage
HELMINTHIASIS/veterinary; SEWAGE/microbiology; SHEEP/parasitology