Has Swann failed?
D000818:Animals; D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D002417:Cattle; D002418:Cattle Diseases / Q000188:drug therapy; D004352:Drug Resistance, Microbial; D004927:Escherichia coli Infections / Q000188:drug therapy / Q000662:veterinary*; D012480:Salmonella Infections / Q000188:drug therapy; D012481:Salmonella Infections, Animal; D012483:Salmonella Phages; D013552:Swine; D013553:Swine Diseases / Q000188:drug therapy
D000900:Anti-Bacterial Agents