title: [Fundamental study on T4 PEG Riapac kit (author's transl)].
mesh_terms: D006801:Humans; D011092:Polyethylene Glycols; D011863:Radioimmunoassay / Q000379:methods*; D011933:Reagent Kits, Diagnostic; D013959:Thyroid Diseases / Q000097:blood; D013974:Thyroxine / Q000097:blood*
chemical_list: D011933:Reagent Kits, Diagnostic; D011092:Polyethylene Glycols; D013974:Thyroxine