title: Hypothyroidism due to auto-immune thyroiditis in a young child with Down's syndrome.
mesh_terms: D002675:Child, Preschool; D004314:Down Syndrome / Q000150:complications* / Q000276:immunology; D005260:Female; D006801:Humans; D007037:Hypothyroidism / Q000175:diagnosis / Q000209:etiology*; D013967:Thyroiditis, Autoimmune / Q000150:complications / Q000175:diagnosis* / Q000276:immunology