title: Radioimmunoassay of gastrin with activated charcoal.
mesh_terms: D000328:Adult; D000368:Aged; D002606:Charcoal; D004381:Duodenal Ulcer / Q000097:blood; D005755:Gastrins / Q000097:blood*; D006801:Humans; D007456:Iodine Isotopes; D008722:Methods; D008875:Middle Aged; D011863:Radioimmunoassay; D013276:Stomach Ulcer / Q000097:blood; D015043:Zollinger-Ellison Syndrome / Q000097:blood
chemical_list: D005755:Gastrins; D007456:Iodine Isotopes; D002606:Charcoal