7Valeix P,preziosi P, Rossignol C,et al.Iodine in takes assessed by urinary iodine concentrations:in healthy children aged the months ,two years,and for years Biol Trace Elem Res,1992.32:259.
8Rviz-Marcos A,Sales F.Sanchez-Toscano F ,et al.Effect of neonatal and adult-onset hypothyriodism on pyramidal cells of the rat auditory cortex Developmental Brain Research,1983,9:205.