Biện pháp giúp trẻ em tránh nguy cơ đeo kính cận
Theo kết quả khảo sát gần đây nhất của ngành nhãn khoa, tính chung cả nước, tỷ lệ học sinh bị tật khúc xạ vào khoảng 25-30%, tức là cứ 3-4 em học sinh thì có một em bị tật khúc xạ.
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