Persistent anthelmintic effect of ivermectin in cattle.
D000818:Animals; D000871:Anthelmintics / Q000627:therapeutic use*; D002417:Cattle; D002418:Cattle Diseases / Q000188:drug therapy*; D005260:Female; D005767:Gastrointestinal Diseases / Q000188:drug therapy / Q000662:veterinary*; D007559:Ivermectin; D007783:Lactones / Q000627:therapeutic use*; D009349:Nematode Infections / Q000188:drug therapy / Q000662:veterinary*
D000871:Anthelmintics; D007783:Lactones; D007559:Ivermectin