Blindness and visual impairment | Types and causes
Visual impairment and blindness have a significant impact on the socioeconomic development of individuals and societies. Their consequences are an imp
Colorblindness | Types, causes, testing and management
Colorblindness is better described as a color-deficiency because in the vast majority of people with the condition they can see colors, but lack the ability to perceive them the way most people do
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