1. A disorder of colour perception associated with abnormal colour after-images: a defect of the primary visual cortex. Issue 4 (1st October 2001) Authors: Chan, D; Crutch, S J; Warrington, E K Journal: Journal of neurology, neurosurgery and psychiatry Issue: Volume 71:Issue 4(2001) Page Start: 515 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗