If children have difficulty falling asleep, parents should not turn to medication, experts said.

专家说，如果孩子难以入睡，也千万别采用药物手段。

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Difficulty falling asleep is just one of its four symptoms.

难以入睡只是四大症状之一。

youdao

Difficulty falling asleep is just one of its four symptoms.

难以入睡只是四大症状之一。

youdao