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  "path": "/news/2026-05-case-mistaken-patterns-brain-linked.html",
  "publishedAt": "2026-05-26T08:00:02.000Z",
  "site": "https://medicalxpress.com",
  "textContent": "Figuring out the causes of why children develop attention-deficit/hyperactivity disorder (ADHD) has been on scientists' radar for a few decades now. A common notion that has been around for nearly 20 years is that ADHD is caused by a delayed maturation of the brain's cortex, the outermost layer of gray matter.",
  "title": "Case of mistaken patterns: Slow brain development linked to ADHD for years might just be sex differences"
}