术前视力极低的患者比例是一个很容易定期衡量的指标，可通过该指标监测眼科服务进展。
The proportion of patients with very poor preoperative VA is a simple indicator that can be easily measured periodically to monitor progress in ophthalmological services.
世卫组织、各会员国和合作伙伴正在努力寻找解决办法，为有所需要的人提供就地、收费适宜的眼科矫正服务，尤其在那些贫困、缺乏眼科治疗服务的地区。
WHO, its Member States and partners are working to find ways to provide local, affordable corrective optical services to people in need, especially in poor areas with limited eye care services.
亚拉文眼科医疗集团在印度被人熟知，是因其为数百万人服务。
Aravind Eye Care System is being recognized for its work with millions of people in India.
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