Figure 1.

Proportion of decreased, normal and increased serum thyroid stimulating hormone (TSH) levels according to the local reference range ( < 50 years: 0.27-2.15 mIU/L; ≥ 50 years: 0.19-2.19 mIU/L) by type of thyroid medication.

Hannemann et al. BMC Research Notes 2010 3:227   doi:10.1186/1756-0500-3-227
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