OBJECTIVE: A twin study design was used to examine the genetic validity of attention-deficit
hyperactivity disorder (ADHD)–related phenotypes. METHOD: Questionnaires covering …

Purpose Although gender differences have been reported in various aspects of adult
attention-deficit hyperactivity disorder (ADHD), such as prevalence, comorbidities, and …

Background Attention-deficit/hyperactivity disorder (ADHD) is among the most common
psychiatric disorders of childhood that often persists into adulthood and old age. Yet ADHD …

Davide Papola and colleagues1 reviewed the applications of mental health treatments
submitted to the 24th WHO Expert Committee on the Selection and Use of Essential …

Abstract Purpose of Review Attention deficit hyperactivity disorder (ADHD) shows high
heritability in formal genetic studies. In our review article, we provide an overview on …

We welcome the clarifications that Gonon and coworkers have made in their letter to the
editor and support their main conclusion that ADHD is caused by ''a combination of …

In this issue, results from the attention deficit hyperactivity disorder (ADHD) section of the
ENIGMA (Enhanced Neuroimaging Genetics Through Meta-Analysis) consortium are …

Background Gender and sex differences in the development of children and adolescents are
commonly found in the psychiatric examination. Family and developmental history is an …

Objective The aetiology of ADHD is complex, with genetic and environmental factors both
implicated in the disorder. The most recent ADHD genome-wide association study identified …

Although the significance of attentional difficulties for learning and behavior was recognized
in the 19th century, clinical interest in attention deficit hyperactivity disorder (ADHD) is a …