Early Treatment Diabetic Retinopathy Study Research Group : Photocoagulation for diabetic macular edema. Early Treatment Diabetic Retinopathy Study report number 1. Arch Ophthalmol, 103 : 1796-1806,1985
The Branch Vein Occlusion Study Group : Argon laser photocoagulation for macular edema in branch vein occlusion. Am J Ophthalmol, 98 : 271-282,1984
The Central Vein Occlusion Study Group M report : Evaluation of grid pattern photocoagulation for macular edema in central vein occlusion. Ophthalmology, 102 : 1425-1433, 1995
Diabetic Retinopathy Clinical Research Network : A randomized trial comparing intravitreal triamcinolone acetonide and focal/grid photocoagulation for diabetic macular edema.Ophthalmology, 115 : 1447-1449, 2008
Diabetic Retinopathy Clinical Research Network : Three year follow-up of a randomized trial comparing focal/grid photocoagulation and intravitreal triamcinolone for diabetic macular edema. Arch Ophthalmol, 127 : 245-251, 2009