title: A morantel sustained-release bolus for the control of gastro-intestinal nematodes in grazing calves.
mesh_terms: D000818:Animals; D002417:Cattle; D002418:Cattle Diseases / Q000188:drug therapy*; D003692:Delayed-Action Preparations; D007411:Intestinal Diseases, Parasitic / Q000188:drug therapy*; D009015:Morantel / Q000627:therapeutic use*; D009349:Nematode Infections / Q000188:drug therapy*; D011743:Pyrimidines / Q000627:therapeutic use*
chemical_list: D003692:Delayed-Action Preparations; D011743:Pyrimidines; D009015:Morantel