the effects of prolonged administration of iodide upon the serum concentrations of thyrotropin ( tsh ) , thyroxine ( t4 ) , and triiodothyronine ( t3 ) and their response to thyrotropin releasing hormone ( trh , 400 mug i.v . ) have been studied in euthyroid ( n = 9 ) subjects , and in hypothyroid ( n = 4 ) patients .
C0040165
thyroxine
C0020676
hypothyroid