1. The incidence and causes of blindness in England and Wales 1963-1968;Sorsby, S.;Rep Publ Health Med Sub (Lond),1972
2. Common causes of blindness and visual handicap in the west of Scotland;Ghafour, I.M.; Allan, D.; Foulds, W.S.;Br J Ophthalmol,1983
3. Serious retinopathy in a diabetic clinic: prevalence and therapeutic implications;Scobie, I.N.; MacCuish, A.C.; Barrie, T.; Green, F.D.; Foulds, W.S.;Lancet,1981
4. Photocoagulation and diabetic retinopathy;Cheng, H.;Br Med J,1979
5. Association between colour vision losses and diabetes mellitus;Ophthalmic Res,1972