colour blindness: Related Content
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Topics
dichromacymonochromacyblue-yellow colour blindnessred-green colour blindnessdeuteranopiatritanopiaprotanopiaachromatopsiacolour visionvisionretinopathyuveitiskeratitismacular degenerationconjunctivitisglaucomacataractstrabismusdetached retinavisual field defect
Key People

John Dalton
British scientist

George Wald
American biochemist
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