%0 Journal Article %T Pigmented lesions of the conjunctiva. 3. %D 1968 %R 10.1136/bjo.52.2.198 %J British Journal of Ophthalmology %P 198-199 %V 52 %N 2 %U https://bjo.bmj.com/content/bjophthalmol/52/2/198.full.pdf