title: Measurement of L-thyroxine and 3,5,3'-triiodo-L-thyronine levels in fish plasma by radioimmunoassay.
mesh_terms: D000818:Animals; D005399:Fishes / Q000097:blood*; D011863:Radioimmunoassay; D013974:Thyroxine / Q000097:blood*; D014284:Triiodothyronine / Q000097:blood*; D014337:Trout / Q000097:blood
chemical_list: D014284:Triiodothyronine; D013974:Thyroxine