Distribution of predicted proportions of vision status by age group and gender in persons with trichiasis in Mankien district (n = 319).
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*Children aged 0–4 years assumed to have normal vision.**Vision status: Normal vision = presenting visual acuity of ≥6/18 in the better eye; Low vision = presenting visual acuity of
*0至4岁假定视力正常的儿童。 **视力状况：正常视力=较佳眼的现时视力（presenting visual acuity）≥6/18；低视力=现时视力
创建时间：
2015-12-02
