Sixty children with congenital hypothyroidism detected by neonatal thyroid: mental development at 1, 4 and 7 years: a longitudinal study. - Illig,R.; Largo,R.H.; Weber,M.; Augsburger,T.H.; Lipp,A.; Wissler,D.; Perrenoid,A.E.; Torresani,T. (Acta Endocrinol, 1986)