[ADDLinks (Attention Defecit Hyperactivity Disorder] - summary here.

[ADDNet UK] - summary here.

[All About Attention Defecit Disorder - Mental Health Net] - summary here.

[Children and Adults with AHDH] - H

[Conduct Disorder] - summary

[Methylphenidate (Ritalin)] - summary here.

[National Attention Defecit Disorder Association] - summary here.

[Online Attention Defecit Disorder Screening Test] - summary here.

[The UK AD-HD Alliance] - summary here.