Ulcerogenic islet cell tumors of the pancreas.
D004386:Duodenum; D015408:Gastrinoma; D006801:Humans; D007515:Islets of Langerhans; D008297:Male; D009369:Neoplasms; D010190:Pancreatic Neoplasms; D010437:Peptic Ulcer; D011471:Prostatic Neoplasms
DUODENUM/neoplasms; ISLANDS OF LANGERHANS/neoplasms; PEPTIC ULCER; PROSTATE/neoplasms