VEGFA and age-related macular degeneration: However, the clinical outcomes of the VEGF Trap-Eye: Investigation of Efficacy and Safety in Wet AMD (VIEW) studies (Schmidt-Erfurth et al., 2014) indicate that ranibizumab and aflibercept are comparable with respect to the number of treatments and visual acuity gains when dosed in identical regimens and concentrations (0.5 mg).