Assertion: iv iron | /r/HasProperty | necessary
Facets:
value: to treat iron deficiency
type: PURPOSE
Source sentences:
text: IV iron may be necessary to treat iron deficiency in patients who do not absorb iron well in the gastrointestinal tract, patients with severe iron deficiency or chronic blood loss, patients who are receiving supplemental erythropoietin, a hormone that stimulates blood production, or patients who cannot tolerate oral iron.