title: Color perception changes with age: test results by P-N anomaloscope.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D000375:Aging; D002648:Child; D003118:Color Perception; D003119:Color Perception Tests; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged