title: Antigenic response in cattle to Clostridium welchii type D vaccine.
mesh_terms: D000818:Animals; D000941:Antigens; D001428:Bacterial Vaccines / Q000494:pharmacology*; D002417:Cattle; D003016:Clostridium perfringens; D014121:Toxoids / Q000494:pharmacology*
chemical_list: D000941:Antigens; D001428:Bacterial Vaccines; D014121:Toxoids