Blindness

Definition (http://en.wikipedia.org/wiki/Blindness)

Blindness is the condition of lacking visual perception due to physiological or neurological factors. Various scales have been developed to describe the extent of vision loss and define blindness. (Wikipedia)

Preferred Units: N/A

Scope Note:
N/A

This term is used for the following terms: 
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Approved Date
05-Jun-2013

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