Low vision standards.
Rosenberg
Robert
R
rrosenberg@worldnet.att.net
D005139:Eyeglasses / Q000592:standards*; D006801:Humans; D007391:International Cooperation; D009907:Optometry / Q000295:instrumentation*; D011786:Quality Control; D012955:Societies, Medical; D015354:Vision, Low / Q000534:rehabilitation*