title: Defect in the method for 125I-labeled folate radioassays.
mesh_terms: D005492:Folic Acid / Q000097:blood*; D006801:Humans; D007457:Iodine Radioisotopes; D008623:Mercaptoethanol
chemical_list: D007457:Iodine Radioisotopes; D008623:Mercaptoethanol; D005492:Folic Acid