The prevalence of Autism Spectrum Disorder (ASD) has increased dramatically in recent
decades, supporting the claim of an autism epidemic. Systematic monitoring of ASD allows …

Autism spectrum disorder (ASD) is a common neurodevelopmental disorder with reported
prevalence in the United States of 1 in 59 children (approximately 1.7%). Core deficits are …

Autism spectrum disorder (ASD) is a neurodevelopmental condition of heterogeneous
etiology. While it is widely recognized that genetic and environmental factors and their …

Importance The origins and development of autism spectrum disorder (ASD) remain
unresolved. No individual-level study has provided estimates of additive genetic, maternal …

The primary aim of the Swedish national population registration system is to obtain data that
(1) reflect the composition, relationship and identities of the Swedish population and (2) can …

Autism spectrum disorder (ASD) is a complex neurodevelopmental condition with lifelong
impacts. Genetic and environmental factors contribute to ASD etiology, which remains …

Although the influence of advanced maternal age (AMA) and delayed childbearing on
adverse maternal and perinatal outcomes has been studied extensively, no universal …

National health care registries in the Nordic countries share many attributes, but different
legal and ethical frameworks represent a challenge to promoting effective joint research …

Background Although autism spectrum condition (ASC) is strongly genetic in origin,
accumulating evidence points to the critical roles of various environmental influences on its …

Humans evolved within a microbial ecosystem resulting in an interlinked physiology. The gut
microbiota can signal to the brain via the immune system, the vagus nerve or other host …