AIM: To observe the influence of early intellectual intervention on the intellectual development of high risk infants, and its long-term effect in pre-venting and treating mental retardation.

目的：观察早期智能干预对高危新生儿智能发育的影响，及其防治智力低下的远期效果。

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During the interviews, the researchers asked parents whether their kids had been diagnosed with autism, ADHD, learning disabilities, cerebral palsy, seizures, stuttering or stammering, hearing loss, blindness, or intellectual disability (formerly known as mental retardation).

CNN: CDC: Autism, ADHD rates on the rise