A. K. Sjolie, Retinopathy and Vision Loss in Insulin-dependent Diabetes in Europe, Ophthalmology, vol.104, issue.2, pp.252-60, 1997.
DOI : 10.1016/S0161-6420(97)30327-3

B. A. Davis, Prevalence of Renovascular Hypertension in Patients with Grade III or IV Hypertensive Retinopathy, New England Journal of Medicine, vol.301, issue.23, pp.1273-1279, 1979.
DOI : 10.1056/NEJM197912063012307

A. C. Bird, An international classification and grading system for age-related maculopathy and age-related macular degeneration, Survey of Ophthalmology, vol.39, issue.5, pp.367-74, 1995.
DOI : 10.1016/S0039-6257(05)80092-X

B. R. Masters, Fractal Analysis of the Vascular Tree in the Human Retina, Annual Review of Biomedical Engineering, vol.6, issue.1, pp.427-52, 2004.
DOI : 10.1146/annurev.bioeng.6.040803.140100

F. Family, Fractal pattern formation in human retinal vessels, Physica D: Nonlinear Phenomena, vol.38, issue.1-3, pp.98-103, 1989.
DOI : 10.1016/0167-2789(89)90178-4

Q. Huang, PEDF-deficient mice exhibit an enhanced rate of retinal vascular expansion and are more sensitive to hyperoxia-mediated vessel obliteration, Experimental Eye Research, vol.87, issue.3, pp.226-267, 2008.
DOI : 10.1016/j.exer.2008.06.003