PDF(1239 KB)
Survey on visual development status among 5 957 preschool children aged 3-6 years in public kindergartens in an urban district of Beijing
ZHUANG Lili, ZHAO Hongtai, CHEN Haihua, ZU Wei
Chinese Journal of School Doctor ›› 2026, Vol. 40 ›› Issue (6) : 433-438,458.
PDF(1239 KB)
PDF(1239 KB)
Survey on visual development status among 5 957 preschool children aged 3-6 years in public kindergartens in an urban district of Beijing
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