title: Ulcerogenic tumor of the pancreas diagnosed preoperatively by bioassay.
mesh_terms: D007516:Adenoma, Islet Cell / Q000150:complications*; D000328:Adult; D001681:Biological Assay; D004379:Duodenal Neoplasms / Q000150:complications*; D004381:Duodenal Ulcer / Q000175:diagnosis* / Q000209:etiology*; D005260:Female; D006801:Humans; D010190:Pancreatic Neoplasms / Q000150:complications