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Free Thyroxine (FT4) and Free Triiodothyronine (FT3) Estimate Tests . In This Article. ... THBR values should be reported as a ratio with normal serum, the latter having an assigned value of 1.00.
Free triiodothyronine was negatively associated with INR in the patients with acute STEMI and ... This syndrome is characterized by low serum and free T3 levels, increased serum reverse T3 ...