title: Sampling scheme.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000032:analysis*; D003967:Diarrhea / Q000175:diagnosis / Q000382:microbiology / Q000662:veterinary*; D004926:Escherichia coli / Q000276:immunology*; D004927:Escherichia coli Infections / Q000175:diagnosis / Q000662:veterinary*; D005243:Feces / Q000382:microbiology; D018805:Sepsis / Q000175:diagnosis / Q000382:microbiology / Q000662:veterinary*; D012698:Serologic Tests; D013552:Swine; D013553:Swine Diseases / Q000175:diagnosis / Q000382:microbiology*
chemical_list: D000942:Antigens, Bacterial