Study on the status of refractive development and its influence factors among preschool children in urban area of Shanghai city
FAN Te,SHI Hui-qing,WANG Jian,HU Xiang-ying,WANG Hong-bing,CHEN Jin-jin
journal1 . 2017, (8): 809 -811 .  DOI: 10.11852/zgetbjzz2017-25-08-16


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