title: Radioimmunoassay of gastro-intestinal hormones.
mesh_terms: D002766:Cholecystokinin / Q000097:blood; D005755:Gastrins / Q000097:blood; D005768:Gastrointestinal Hormones / Q000097:blood*; D006801:Humans; D011863:Radioimmunoassay; D012633:Secretin / Q000097:blood
chemical_list: D005755:Gastrins; D005768:Gastrointestinal Hormones; D012633:Secretin; D002766:Cholecystokinin