2019年与2021年北京市某区儿童青少年筛查性近视率调查结果分析
刘力勇, 安欣华, 胡晓凤
Analysis of the monitoring results of screening myopia rate among children and adolescents in a district of Beijing in 2019 and 2021
LIU Li-yong, AN Xin-hua, HU Xiao-feng
安徽预防医学杂志 . 2022, (5): 410 -413 .  DOI: 10.19837/j.cnki.ahyf.2022.05.016