mentally retarded children的相關文章
Intellectual disability - Wikipedia, the free encyclopedia

Intellectual disability - Wikipedia, the free encyclopedia

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日期:2026-04-24
Among children, the cause is unknown for one-third to one-half of cases. Down syndrome, velocariofacial syndrome, and fetal alcohol syndrome are the three most common inborn causes. However, doctors have found many other causes. The most common are: ......看更多