title: Antibodies to Escherichia coli in young calves: O antigens.
mesh_terms: D000367:Age Factors; D000818:Animals; D000906:Antibodies / Q000032:analysis*; D000941:Antigens; D002417:Cattle; D002418:Cattle Diseases / Q000276:immunology*; D003126:Colostrum / Q000276:immunology*; D004926:Escherichia coli / Q000276:immunology*; D008892:Milk / Q000276:immunology*
chemical_list: D000906:Antibodies; D000941:Antigens