1. From the Centre for Eye Research Australia (N.C., F.M.A.I., T.Y.W.), University of Melbourne, Melbourne, Victoria, Australia; the Department of Epidemiology (A.R.S.), Johns Hopkins Bloomberg School of Public Health, Baltimore, Md; the Department of Ophthalmology and Visual Science (R.K., B.E.K.K.), University of Wisconsin School of Medicine and Public Health, Madison; the Department of Family and Preventive Medicine (M.H.C.), University of California San Diego; the Departments of Radiology (K.J.M.),...