title: Non-beta islet cell tumors: current concepts.
mesh_terms: D005755:Gastrins / Q000502:physiology; D049673:History, 20th Century; D006801:Humans; D008297:Male; D008875:Middle Aged; D012633:Secretin / Q000502:physiology; D014481:United States; D015043:Zollinger-Ellison Syndrome / Q000145:classification / Q000266:history* / Q000378:metabolism / Q000473:pathology
chemical_list: D005755:Gastrins; D012633:Secretin