1. Ideal average times for sight test;French, C.N.;Optometry Today,1987
2. The "who" and "how" of detecting glaucoma;Steinman, W.C.;Br Med J,1982
3. Referral routes to hospital with chronic open angle glaucoma;MacKean, M.; Elkington, A.R.;BrMedJ,1982
4. Referral pattern of true and suspected glaucoma to an adult ophthalmic outpatient clinic. Trans Ophthalmol Soc UK 1983; 103;Clearkin, L.; Harcourt, B.
5. Early detection of glaucoma-an International Glaucoma Association survey;Tuck, M.;Optician,1987