Background: Previous studies have identified significant variability in attention-
deficit/hyperactivity disorder (ADHD) prevalence estimates worldwide, largely explained by …

Objective Nonpharmacological treatments are available for attention deficit hyperactivity
disorder (ADHD), although their efficacy remains uncertain. The authors undertook meta …

Objective: The worldwide prevalence estimates of attention deficit hyperactivity disorder
(ADHD)/hyperkinetic disorder (HD) are highly heterogeneous. Presently, the reasons for this …

Attention-deficit/hyperactivity disorder (ADHD) is a behavioral disorder that affects up to 1 in
20 children in the USA. The predominance of American research into this disorder over the …

Research on attention-deficit/hyperactivity disorder (ADHD), a highly prevalent and
controversial condition, has, for the most part, been descriptive and atheoretical. The …

Child development involves both reactive and self-regulatory mechanisms that children
develop in conjunction with social norms. A half-century of research has uncovered aspects …

Background We undertook a randomised, double-blinded, placebo-controlled, crossover
trial to test whether intake of artificial food colour and additives (AFCA) affected childhood …

The third edition of the hugely successful Handbook of Child and Adolescent Clinical
Psychology incorporates important advances in the field to provide a reliable and accessible …

The currently dominant neuro-cognitive model of Attention Deficit Hyperactivity Disorder
(AD/HD) presents the condition as executive dysfunction (EDF) underpinned by …

Objective Behavioral interventions are recommended as attention-deficit/hyperactivity
disorder (ADHD) treatments. However, a recent meta-analysis found no effects on core …