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www.fdanews.com/articles/108563-glaucoma-device-developed-at-duke

Glaucoma Device Developed at Duke

July 15, 2008
For eight years Sandra Naylor went to one eye doctor after another, but none could explain why, exactly, her vision was blurry. It wasn't until she was referred to Dr. Sanjay Asrani, a Duke University glaucoma specialist, that Naylor learned she had an unusual form of glaucoma — one that could cause her suddenly to lose part of her eyesight.
The News & Observer