Free thyroxine levels in children with mongolism.
D002648:Child; D002850:Chromatography, Gel; D004314:Down Syndrome / Q000097:blood*; D005260:Female; D006801:Humans; D008297:Male; D013960:Thyroid Function Tests; D013974:Thyroxine / Q000097:blood*
D013974:Thyroxine