The courage to struggle and dare to win is an invincible and powerful spiritual force of the Communist Party of China; it emphasizes the need to make overall plans for development and security, the overall situation of the great rejuvenation strategy of the Chinese nation, and the unprecedented situation of the world in a hundred years.
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In recent years, due to the impact of the new crown pneumonia epidemic, children and adolescents have increased the use of electronic products and reduced outdoor activities, which has increased the risk of myopia occurrence and progression. In order to effectively strengthen the vision of children and adolescents...
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