Assertion: acute gastritis | /r/CreatedBy | infection
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: Acute gastritis may be caused by an infection, a toxic substance, aspirin and similar drugs, a food allergen, severe stress, surgery, kidney or liver failure, and other serious conditions.
text: Acute gastritis is usually caused by an irritant or infection, and can result in an acute upset stomach, but usually settles quickly with simple treatments when the cause is removed.