title: Principles of radioimmunoassay.
mesh_terms: D000596:Amino Acids / Q000302:isolation & purification; D000818:Animals; D000917:Antibody Formation; D000918:Antibody Specificity; D002766:Cholecystokinin / Q000302:isolation & purification; D003429:Cross Reactions; D005755:Gastrins / Q000302:isolation & purification; D006801:Humans; D007118:Immunoassay; D007457:Iodine Radioisotopes; D007553:Isotope Labeling; D008722:Methods; D011863:Radioimmunoassay
chemical_list: D000596:Amino Acids; D005755:Gastrins; D007457:Iodine Radioisotopes; D002766:Cholecystokinin