[KongchangAI]
Unverified85% confidenceCautionTime unknown

线上屏幕类课程3岁以下不建议(WHO指南2岁以下不接触屏幕),3-5岁单次≤20分钟且需家长共同参与,长时间近距离用眼是学龄前近视高发的可控风险因素

1
Sources
85%
Confidence
Long-term
Relevance
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