A diurnal pattern in the rate of disappearance of I-131-labeled 1-thyroxine from the serum.
D006801:Humans; D007455:Iodine; D011868:Radioisotopes; D013970:Thyronines / Q000097:blood*; D013974:Thyroxine
D011868:Radioisotopes; D013970:Thyronines; D007455:Iodine; D013974:Thyroxine
THYRONINE/blood