TOTAL COLOR BLINDNESS AND ALBINISM. TWO CAUSES OF SUBNORMAL VISUAL ACUITY IN CHILDREN.
D000417:Albinism; D002648:Child; D003119:Color Perception Tests; D003117:Color Vision Defects; D003933:Diagnosis; D006801:Humans; D014792:Visual Acuity; D014796:Visual Perception
ALBINISM; CHILD; COLOR BLINDNESS; COLOR PERCEPTION TESTS; DIAGNOSIS; VISUAL PERCEPTION