Assertion: ulcer | /r/CreatedBy | unevenness
Facets:
value: between pepsin
type: LOCATION
value: between the digestive fluids hydrochloric acid
type: LOCATION
Source sentences:
text: However, it is now clear that an ulcer is created by an imbalance, or unevenness, between the digestive fluids hydrochloric acid and pepsin (a digestive enzyme) in the stomach and duodenum.