Antibiotic-resistant Escherichia coli causing urinary-tract infection in general practice: relation to faecal flora.
D000667:Ampicillin / Q000494:pharmacology; D000900:Anti-Bacterial Agents / Q000494:pharmacology* / Q000627:therapeutic use; D002701:Chloramphenicol / Q000494:pharmacology; D006801:Humans
D000900:Anti-Bacterial Agents; D002701:Chloramphenicol; D000667:Ampicillin