1. Statistics on blindness in the model reporting area, 1969–1970;Kahn,1973
2. Blindness caused by diabetic retinopathy;Kahn;Am. J. Ophthalmol.,1974
3. Ruby laser photocoagulation of early diabetic neovascular retinopathy;Beetham;Arch. Ophthalmol.,1970
4. The spatial properties of the human electroretinogram;Brindley;J. Physiol.,1965
5. Diabetic Study Reading Center Staff: Manual of Operations, Diabetic Retinopathy Study. Baltimore, University of Maryland Institute of International Medicine, Diabetic Retinopathy Study Coordinating Center, 1972.