title: Radioimmunoassay of GI hormones.
mesh_terms: D000818:Animals; D005768:Gastrointestinal Hormones / Q000032:analysis*; D006168:Guinea Pigs / Q000276:immunology; D006801:Humans; D007106:Immune Sera; D011786:Quality Control; D011817:Rabbits / Q000276:immunology; D011863:Radioimmunoassay / Q000379:methods; D012756:Sheep / Q000276:immunology; D014660:Vasoactive Intestinal Peptide / Q000032:analysis
chemical_list: D005768:Gastrointestinal Hormones; D007106:Immune Sera; D014660:Vasoactive Intestinal Peptide