4Hayreh SS,Klygman MR,Beri M,et al. Differentiation of ischemic from nonischenic central retinal vein occlusion during the early acute phase. Graefes Arch Clin Exp Ophthalmol, 1990,228: 201- 217.
5The Central Vein Occlusion Study Group. Natural history and clinical management of central retinal vein occlusion. Arch Ophthalmol,1997,115:486-491.
6The Branch Vein Occlusion Study Group. Argon laser photocoagulation for macular edema in branch vein occlusion. Am J Ophthalmol,1984,98:271-282.
7The Central Vein Occlusion Study Group M Report. Evaluation of grid pattern photocoagulation for macular edema in central vein occlusion. Ophthalmology, 1995 102:1425-1433.
8The Central Vein Occlusion Study Group N Report. The randomized clinical trial of early panretinal photocoagulation for ischemic central vein occlusion. Ophthalmology, 1995,102:1434-1444.
9Dorey, CK, Aouididi S, Reynaud X, et al. Correlation of vascular permeability factor/vascular endothelial growth factor with extraretinal neovascularization in the rat. Arch Ophthalmol, 1996, 114: 1210-1217.
10Aiello LP. Vascular endothelial growth factor and the eye:past,present ,and future. Arch Ophthalmol, 1996,114 : 1252-1254.
