title: The removal of inhibited early fourth stage Ostertagia ostertagi from yearling cattle by MK 933, an ivermectin formulation.
mesh_terms: D000818:Animals; D000871:Anthelmintics / Q000008:administration & dosage / Q000627:therapeutic use*; D002417:Cattle; D002418:Cattle Diseases / Q000188:drug therapy*; D006801:Humans; D007559:Ivermectin; D007783:Lactones / Q000008:administration & dosage / Q000627:therapeutic use*; D010029:Ostertagiasis / Q000188:drug therapy / Q000662:veterinary*; D014252:Trichostrongyloidiasis / Q000662:veterinary*
chemical_list: D000871:Anthelmintics; D007783:Lactones; D007559:Ivermectin