1. Introduction;Stewart,2017
2. Epidemiology of diabetic retinopathy;Bhavsar,2010
3. Diabetes and diabetic retinopathy: overview of a worldwide epidemic;Stewart,2017
4. Screening for diabetic retinopathy;Squirrell;J R Soc Med,2003
5. A comparison of the causes of blindness certifications in England and Wales in working age adults (16-64 years), 1999-2000 with 2009-2010;Liew;BMJ Open,2014