Assertion: iron deficiency anemia | /r/CreatedBy | gastrointestinal bleeding
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Iron deficiency anemia often is caused by gastrointestinal bleeding and requires further investigation in most patients.
text: 0.13 6 Iron deficiency anemia often is caused by gastrointestinal bleeding and requires further investigation in most older persons.35,36