title: Diurnal rhythm in total serum thyroxine levels.
mesh_terms: D000311:Adrenal Glands / Q000503:physiopathology; D001798:Blood Proteins / Q000378:metabolism; D001826:Body Fluids; D002940:Circadian Rhythm; D003907:Dexamethasone / Q000008:administration & dosage; D005215:Fasting; D005247:Feeding Behavior; D006111:Graves Disease / Q000503:physiopathology; D006400:Hematocrit; D006801:Humans; D007037:Hypothyroidism / Q000503:physiopathology; D010953:Plasma Volume; D011187:Posture; D012890:Sleep; D013960:Thyroid Function Tests; D013961:Thyroid Gland / Q000503:physiopathology; D013974:Thyroxine / Q000097:blood*
chemical_list: D001798:Blood Proteins; D003907:Dexamethasone; D013974:Thyroxine