ReviewPublished 23 September 2026Essential element and toxic metal dyshomeostasis in childhood autism spectrum disorder: a comprehensive narrative review of correlations, tissue-specific distribution, and multifactorial regulationQian Du · Qunying Zhou · Li Yu · Yunchao Ye · Xiaoling WuFrontiers in Behavioral Neurosciencedoi 10.3389/fnbeh.2026.1944510