Long-term natural history of thyroid peroxidase antibodies in a population-based cohort: Findings from 18 years of follow-up in Tehran Thyroid Study (TTS)
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Background: Thyroid peroxidase antibody (TPOAb) is considered a highly sensitive marker of autoimmune thyroid diseases (AITD). Limited longitudinal data exist regarding its long-term natural history in the general population. Thi... ...