serum reverse triiodothyronine ( reverse t3 ) , triiodothyronine ( t3 ) , thyroxine ( t4 ) and thyrotropin ( tsh ) concentrations were determined by radioimmunoassay in end-stage chronic renal failure , hypothyroidism and control subjects .
C0041014
triiodothyronine
C0020676
hypothyroidism