Macular degeneration: looking age in the eye.
D000367:Age Factors; D006801:Humans; D008268:Macular Degeneration / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D012160:Retina / Q000473:pathology; D012307:Risk Factors; D014785:Vision, Ocular / Q000502:physiology