This article has reported on two children thought to be classical cases of Kanner syndrome.
Despite the severity of their symptoms in the preschool years, they are now functioning adequately both intellectually and socially and are progressing normally at local schools.
Gajzago C, Prior M. Two Cases of "Recovery" in Kanner Syndrome. Arch Gen Psychiatry. 1974;31(2):264–268. doi:10.1001/archpsyc.1974.01760140106020