The dyschromatopsia of pernicious anaemia.
D000328:Adult; D000367:Age Factors; D000368:Aged; D000752:Anemia, Pernicious / Q000150:complications*; D003119:Color Perception Tests; D003117:Color Vision Defects / Q000209:etiology*; D004192:Discrimination, Psychological; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009900:Optic Nerve; D010523:Peripheral Nervous System Diseases / Q000150:complications; D012907:Smoking / Q000150:complications; D013997:Time Factors