plasma norepinephrine , epinephrine , thromboxane b2 , cortisol , serum angiotensin converting enzyme , thyroxine , triiodothyronine , free thyroxine , and free triiodothyronine levels were measured preoperatively , and then one hour , 24 hours , and five days postoperatively in three groups of patients .
C0028351
norepinephrine
C0014563
epinephrine