Table 2: Causes of blindness (VA < 20/400), severe visual impairment (VA 20/200– 20/400) and moderate visual impairment (VA 20/60– 20/200)
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Table 2: Causes of blindness (VA < 20/400), severe visual impairment (VA 20/200– 20/400) and moderate visual impairment (VA 20/60– 20/200)
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