Pinckers A
Department of Ophthalmology, University of Nijmegen, The Netherlands.
Int Ophthalmol. 1992 May;16(3):185-6. doi: 10.1007/BF00916439.
The Berson test for blue cone monochromatism discriminates X-linked blue cone monochromatism from achromatopsia but not from X-linked progressive c dystrophy.