Screening of diabetics by ophthalmic opticians.
D000328:Adult; D000368:Aged; D003930:Diabetic Retinopathy / Q000453:epidemiology*; D004739:England; D005260:Female; D005654:Fundus Oculi; D006801:Humans; D008297:Male; D008403:Mass Screening; D008875:Middle Aged; D009907:Optometry