title: Morphology and functional activity of gastroenteropancreatic neuroendocrine tumours.
authors.affiliation: Department of Pathology, Academic Hospital, Free University of Brussels, Belgium.
authors.forename: G
authors.initials: G
authors.lastname: Klöppel
authors.forename: P U
authors.initials: PU
authors.lastname: Heitz
mesh_terms: D005770:Gastrointestinal Neoplasms / Q000145:classification / Q000473:pathology / Q000503:physiopathology*; D006728:Hormones / Q000032:analysis; D006801:Humans; D007150:Immunohistochemistry; D009377:Multiple Endocrine Neoplasia / Q000473:pathology / Q000503:physiopathology; D009490:Neurosecretory Systems / Q000503:physiopathology*; D010190:Pancreatic Neoplasms / Q000145:classification / Q000473:pathology / Q000503:physiopathology*
chemical_list: D006728:Hormones