title: An unusual cause of iron deficiency anemia.
authors.affiliation: School of Medicine, China Medical University Hospital, Taichung, Taiwan; Division of Gastroenterology and Hepatology, Department of Internal Medicine, China Medical University Hospital, Taichung, Taiwan.
authors.forename: Ken-Sheng
authors.initials: KS
authors.lastname: Cheng
authors.affiliation: Department of Pathology, China Medical University Hospital, Taichung, Taiwan.
authors.forename: Tsung-Wei
authors.initials: TW
authors.lastname: Chen
authors.affiliation: School of Medicine, China Medical University Hospital, Taichung, Taiwan; Division of Gastroenterology and Hepatology, Department of Internal Medicine, China Medical University Hospital, Taichung, Taiwan.
authors.forename: Jen-Wei
authors.initials: JW
authors.lastname: Chou
mesh_terms: D000328:Adult; D018798:Anemia, Iron-Deficiency / Q000209:etiology*; D004724:Endoscopy; D016145:Endoscopy, Digestive System; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D007580:Jejunal Neoplasms / Q000150:complications* / Q000473:pathology* / Q000601:surgery; D010580:Peutz-Jeghers Syndrome / Q000150:complications* / Q000473:pathology* / Q000601:surgery