Levamisole-resistant nematodes.
D000818:Animals; D004351:Drug Resistance; D007978:Levamisole / Q000627:therapeutic use*; D010028:Ostertagia / Q000187:drug effects; D010029:Ostertagiasis / Q000188:drug therapy / Q000662:veterinary*; D012756:Sheep; D012757:Sheep Diseases / Q000188:drug therapy*; D014252:Trichostrongyloidiasis / Q000662:veterinary*; D014253:Trichostrongylosis / Q000188:drug therapy / Q000662:veterinary*; D014254:Trichostrongylus / Q000187:drug effects
D007978:Levamisole