Behavioural deviance in children with early treated phenylketonuria.
Stevenson, J E, Hawcroft, J, Lobascher, M, Smith, I, Wolff, O H, Graham, P J
A sample of 99 early treated phenylketonuric children showed higher levels of behavioural deviance than 197 matched controls. For boys this excess of behavioural deviance persisted when IQ was taken...