Babies born weighing less than 1.8kg could be more prone to developing autism than children born at normal weight, a study suggests.

一项调查显示，出生时体重低于1.8千克的婴儿比正常体重的婴儿更容易患上自闭症。

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The difference was equivalent to the average variation in cognitive scores between children born at a normal gestational weight and those weighing less than 3.5 pounds, the researchers said.

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Yearling cattle are weighing in 100 pounds lighter than normal, and since ranchers are paid by the pound, that means less money.

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