Assertion: ulcer's symptom | /r/HasProperty | gradual onset of weakness
Facets:
value: from a rapid heart rate
type: CAUSE
value: from anemia
type: OTHER
Source sentences:
text: On the other hand, if the bleeding is slow, symptoms may be much more subtle and may include the gradual onset of weakness (from anemia), dizziness, palpitations (from a rapid heart rate), abdominal cramping (caused by blood moving through, and irritating, the intestines), and melena or tarry stool (caused by the digestive process acting on blood in the intestinal tract).﻿﻿