[1] Amsterdam UMC, Dept Ophthalmol, Locat VUmc, Amsterdam, Netherlands
[2] Amsterdam UMC, Dept Ophthalmol, Locat AMC, Amsterdam, Netherlands
[3] Univ Iowa Hosp & Clin, Dept Ophthalmol & Visual Sci, Iowa City, IA 52242 USA
[4] VA Med Ctr, Iowa City, IA USA
[5] IDx, Iowa City, IA USA
[6] Amsterdam UMC, Dept Epidemiol & Biostat, Locat VUmc, Amsterdam, Netherlands