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The prevalence and correlates of vision impairment and glasses ownership among ethnic minority and Han schoolchildren in rural China
PURPOSE: To determine the prevalence of visual impairment and glasses ownership among Han Chinese and Hui minority junior high school children in Ningxia Hui Autonomous Region, China. DESIGN: Population-based cross-sectional study. METHODS: Vision screening was conducted on 20,376 children (age 12–1...
Autores principales: | , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Public Library of Science
2021
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8405009/ https://www.ncbi.nlm.nih.gov/pubmed/34460851 http://dx.doi.org/10.1371/journal.pone.0256565 |