title: [Etiological and clinical studies of congenital hypothyroidism].
mesh_terms: D002648:Child; D002675:Child, Preschool; D003409:Congenital Hypothyroidism / Q000151:congenital* / Q000000981:diagnostic imaging / Q000209:etiology; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D011877:Radionuclide Imaging; D013960:Thyroid Function Tests; D013961:Thyroid Gland / Q000000981:diagnostic imaging