Arnold, J. J., A. Campain, D. Barthelmes, J. M. Simpson, R. H. Guymer, A. P. Hunyor, I. L. McAllister, R. W. Essex, N. Morlet, M. C. Gillies and G. Fight Retinal Blindness Study (2015). “Two-year outcomes of “treat and extend” intravitreal therapy for neovascular age-related macular degeneration.” Ophthalmology 122(6): 1212-1219. IF = 6.1