title: Letter: Metronidazole in Crohn's disease.
mesh_terms: D000328:Adult; D003424:Crohn Disease / Q000188:drug therapy* / Q000382:microbiology; D004747:Entamoeba / Q000187:drug effects / Q000302:isolation & purification; D004749:Entamoebiasis / Q000188:drug therapy; D005243:Feces / Q000382:microbiology; D005260:Female; D006801:Humans; D008795:Metronidazole / Q000494:pharmacology / Q000627:therapeutic use*; D012812:Sigmoidoscopy
chemical_list: D008795:Metronidazole