title: Is there a greater incidence of color-vision deficiencies in learning-disabled children?
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D003119:Color Perception Tests; D003117:Color Vision Defects / Q000150:complications / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007859:Learning Disabilities / Q000150:complications*; D008297:Male; D014787:Vision Tests / Q000379:methods