title: Occult gastrointestinal bleeding.
authors.affiliation: Division of Gastroenterology, Duke University Medical Center, Durham, NC 27710, USA. dcrockey@acpub.duke.edu
authors.forename: D C
authors.initials: DC
authors.lastname: Rockey
mesh_terms: D018798:Anemia, Iron-Deficiency / Q000175:diagnosis / Q000188:drug therapy / Q000209:etiology; D003937:Diagnosis, Differential; D005260:Female; D005296:Ferrous Compounds / Q000627:therapeutic use; D005767:Gastrointestinal Diseases / Q000150:complications / Q000175:diagnosis; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000209:etiology*; D006801:Humans; D008297:Male; D009780:Occult Blood; D011237:Predictive Value of Tests
chemical_list: D005296:Ferrous Compounds; C020748:ferrous sulfate