title: A seronegative arthropathy and Escherichia coli diarrhea.
mesh_terms: D000328:Adult; D001168:Arthritis / Q000209:etiology*; D003967:Diarrhea / Q000150:complications*; D004927:Escherichia coli Infections / Q000150:complications*; D006801:Humans; D008297:Male; D012698:Serologic Tests