Attention deficit/hyperactivity disorder (ADHD) is a common and impairing neuropsychiatric
disorder with onset at preschool age and strong persistence over time. Its validity as a …

Objective The intent of this review is to provide an overview for the practicing psychologist/
psychiatrist regarding the complexities of and the most recent advances made in the study of …

Although the validity of attention deficit hyperactivity disorder (ADHD) as medical disorder
has been widely questioned in the media, the past two decades have produced a wealth of …

Complex genetic traits refer to those phenotypes not fitting patterns of Mendelian
segregation and/or assortment but exhibiting a preferential familial clustering that cannot be …

Attention-deficit/hyperactivity disorder (ADHD) is a common neurodevelopmental disorder
affecting children, adolescents, and adults. The prevalence is estimated at 5 to 7% of school …

Attention deficit hyperactivity disorder (ADHD) is not only highly prevalent, persistent and
impairing but also is one of the most heritable of all psychiatric disorders. As a result, ADHD …

Attention Deficit Hyperactivity Disorder (ADHD) is considered the most prevalent mental
health disorder of childhood. Its prevalence depends on the diagnostic criteria and …

Over the past 15 years, considerable progress has been made in understanding the etiology
of childhood Attention Deficit Hyperactivity Disorder (ADHD), largely due to the publication of …

Attention-Deficit and Hyperactivity Disorder (ADHD) is a common child and adolescent
psychiatric disorder with a prevalence rate of 3-7%. Formal genetic studies provided an …

Recent developments in molecular genetics have acceler-ated the search for susceptibility
genes for attentiondeficit/hyperactivity disorder (ADHD). In addition, several attempts have …