The 11 selected thyroid-specific RNA transcripts (TPO, TG, GFRA2, IYD, PDE8B, WDR86, C16orf89, DGKI, DIO2, TSHR, and PAX8) were amplified from healthy volunteers (Supplementary Figure 2A) and thyroid patients (Supplementary Figure 2B). Here, DIO2 is linked to thyroiditis.