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Changes in mean concentration of thyroid function tests on Beckman UniCel DxI 800 before and after the withdrawal of biotin from 10 participants. Anti-thyroid-stimulating hormone receptor (anti-TSHR) is no available in the Beckman UniCel DxI 800 test menu. Anti-TPO = antithyroid peroxidase antibodies, T3 = total triiodothyronine, T4 = total thyroxine, Tg = thyroglobulin.
