1. Grating test of contrast sensitivity in patients with retrobulbar neuritis;Arden;Arch Ophthalmol,1978
2. Visual acuity & contrast sensitivity in multiple sclerosis—hidden visual loss: An auxiliary diagnostic test;Regan;Brain,1977
3. Acquired color vision defects;Krill;Trans Am Acad Ophthalmol Otolaryngol,1971
4. Neuro-ophthalmologic examination: General considerations and special techniques;Glaser,1987
5. The clinical characteristics of acquired color-vision defects;Linksz,1969