Age-related cataract accounts for approximately 50% of blindness in Africa, affecting an estimated 3.5 million people. 1 It is common practice in many African blindness prevention programmes to ...
About half of US adults age 20 and older have refractive errors, or eye problems that result in less than 20/20 vision, according to a report in the August issue of Archives of Ophthalmology, one of ...
About half of U.S. adults age 20 and older have refractive errors, or eye problems that result in less than 20/20 vision, according to a report in the August issue of ...
To compare focometer and autorefractor in the measurement of refractive errors among students in an underserved community of sub-Saharan Africa. A total of 230 ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果