title: Ultrasonic demonstration of small pancreatic islet cell tumors.
mesh_terms: D007516:Adenoma, Islet Cell / Q000175:diagnosis*; D005260:Female; D006801:Humans; D007340:Insulinoma / Q000175:diagnosis*; D008875:Middle Aged; D010190:Pancreatic Neoplasms / Q000175:diagnosis*; D014463:Ultrasonography