| http://www.w3.org/ns/prov#value | - To most clinicians nonspecific ulcerative colitis is a disease, of undetermined origin, characterized clinically by severe and progressive diarrhea, fever, emaciation and anemia, characterized pathologically by an ulcerating process which, beginning in the superficial mucosa of the colon, invades the walls of that hollow viscus and spreads remorselessly over the various segments until, in the seve
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