The frequency of colour vision. Defective students in a school of art and the influence of their defects.
D000293:Adolescent; D000328:Adult; D001154:Art; D003118:Color Perception; D003119:Color Perception Tests / Q000592:standards; D003117:Color Vision Defects / Q000453:epidemiology; D005260:Female; D006801:Humans; D008297:Male