National Institute of Environmental Health Sciences (NIEHS), Environmental Health Perspectives, 1(124), p. 133-140, 2016
DOI: 10.1289/ehp.1408483
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BACKGROUND: Prenatal exposure to air pollutants has been suggested as a possible etiologic factor for the occurrence of autism spectrum disorder. OBJECTIVES: To assess whether prenatal air pollution exposure is associated with childhood autistic traits in the general population. METHODS: Collaborative study of four European population-based birth/child cohorts -CATSS (Sweden), GENERATION R (the Netherlands), GASPII (Italy), and INMA (Spain). Nitrogen oxides (NO2, NOx) and particulate matter (PM) with diameters of