Prevalence and causes of low vision and blindness in Baotou: A cross-sectional study.
2016
AbstractThe aim of this study was to investigate the prevalence and causes of low vision and blindness in Baotou, Inner Mongolia.A cross-sectional study was carried out. Multistage sampling was used to select samples. The visual acuity was estimated using LogMAR and corrected by pinhole as best-corr
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