title: Serologic response of swine to escherichia coli antigens.
mesh_terms: D000818:Animals; D000941:Antigens; D004927:Escherichia coli Infections / Q000276:immunology / Q000662:veterinary*; D005260:Female; D011247:Pregnancy; D011270:Pregnancy, Animal; D013552:Swine; D013553:Swine Diseases / Q000276:immunology*; D014611:Vaccination
chemical_list: D000941:Antigens