title: Initial alterations in nonproliferative diabetic retinopathy.
authors.affiliation: Department of Ophthalmology, University of Coimbra, P-3040 Coimbra, Portugal. cunhavaz@imagem.ibili.uc.pt
authors.forename: J G
authors.initials: JG
authors.lastname: Cunha-Vaz
mesh_terms: D003930:Diabetic Retinopathy / Q000473:pathology; D006801:Humans; D012171:Retinal Vessels / Q000473:pathology