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VietNamNet Bridge – Degeneration of the macula, which is the small central area of the eye’s retina that controls visual acuity, is the leading cause of vision loss among people over 50 years old. 
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VietNamNet Bridge – Degeneration of the macula, which is the small central area of the eye’s retina that controls visual acuity, is the leading cause of vision loss among people over 50 years old.
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Source link