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国家卫健委：应尽量避免学龄前儿童使用手机和电脑
source link: http://tech.sina.com.cn/i/2019-05-04/doc-ihvhiewr9800008.shtml
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新华社北京5月4日电（记者温竞华、王秉阳）国家卫健委日前公布相关调查结果称，目前我国低年龄段近视问题比较突出。同时提示，不科学使用电子产品是近视高发的主因之一，6岁以下儿童要尽量避免使用手机和电脑，家长在孩子面前应尽量少使用电子产品。调查数
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