The disability in so-called red-green blindness: an account based on many years of self-observation.

@article{Logan1977TheDI,
  title={The disability in so-called red-green blindness: an account based on many years of self-observation.},
  author={James S Logan},
  journal={The Ulster Medical Journal},
  year={1977},
  volume={46},
  pages={41 - 45}
}
THIS is an attempt to describe the disability in red-green blindness. It is not an account of the physiology of normal colour vision, nor of the abnormality of the cone cells of the retina in red-green blindness, nor of the genetics of the trait. It does not consider total colour blindness, or colour agnosia, or defects in colour memory. It must be remembered however that the trait is borne as a recessive on the X chromosome. We are dealing with that 6.9 per cent, 1 in 14, of all men who have… CONTINUE READING

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