1. Hogan M, Alvarado J, Weddell J . Histology of the human eye. Philadelphia: Saunders, 1971.
2. Boulton M . Ageing of the retinal pigment epithelium. In: Osborne N, Chader G, editors. Progress in retinal research. Oxford, New York: Pergamon Press, 1991:125–51.
3. Peyman G, Spitznas M, Straatsma B . Peroxidase diffusion in the normal photocoagulated retina. Invest Ophthalmol 1976;10:181–98.
4. Cunha-Vaz J . The blood-retinal barriers. Doc Ophthalmol 1976;41:287–327.
5. Stalmans P, Himpens B . Effect of increasing glucose concentrations and protein phosphorylation on intercellular communication in cultured rat retinal pigment epithelial cells. Invest Ophthalmol Vis Sci 1997;38:1598–609.