Being a victim or perpetrator of school bullying, the most common type of school violence,
has been frequently associated with a broad spectrum of behavioral, emotional, and social …

We provide a systematic review of epidemiological surveys of autistic disorder and pervasive
developmental disorders ( PDDs ) worldwide. A secondary aim was to consider the …

Objective: Experts disagree about the causes and significance of the recent increases in the
prevalence of autism spectrum disorders (ASDs). Limited data on population base rates …

Understanding the pathogenesis of neurodevelopmental disorders has proven to be challenging.
Using autism spectrum disorder (ASD) as a paradigmatic neurodevelopmental disorder…

Context The causal relation between school bullying and psychopathologic behavior has been
the focus of substantial debate. Previous studies have failed to garner causal evidence in …

Objective. Prevalence studies indicate a 10-fold higher rate of Tourette syndrome (TS)
among children compared with adults. The purpose of this investigation was to examine the …

Objective. Being a victim or a perpetrator of school bullying, the most common type of school
violence, has been frequently associated with a broad spectrum of behavioral, emotional, …

In order to develop a structured and objective diagnostic instrument, authors completed: (1)
the translation and back translation of the Korean version of the Kiddie-Schedule for Affective …

OBJECTIVE: It is important to identify and treat ADHD children early to prevent secondary
academial and emotional problem. The Purpose of this study is to investigate the reliability and …

Objective Changes in autism diagnostic criteria found in DSM-5 may affect autism spectrum
disorder (ASD) prevalence, research findings, diagnostic processes, and eligibility for …