Assertion: bacillus anthracis's form | /r/CapableOf | present as melena
Facets:
Source sentences:
text: One form presents as severe abdominal pain, hematemesis, melena and/or hematochezia, ascites, and on occasion profuse, watery diarrhea.8,44 Mortality is high, and the disease is difficult to diagnose antemortem except in an epidemic setting.