title: Hemorrhagic colitis associated with Escherichia coli O157:H7.
mesh_terms: D003092:Colitis / Q000209:etiology*; D003967:Diarrhea / Q000209:etiology; D004927:Escherichia coli Infections; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008875:Middle Aged