From: An Electronic Medical Records System for Clinical Research and the EMR–EDC Interface Invest. Ophthalmol. Vis. Sci.. 2007;48(10):4383-4389. doi:10.1167/iovs.07-0345 Figure Legend: The ETRDS details screens are hidden within a pop-up accessed from the Acuity-ETDRS button on the main technician screen. Only the total number of letters and Snellen equivalents are displayed on the main technician screen, for easy viewing. Date of download: 10/23/2017 The Association for Research in Vision and Ophthalmology Copyright © 2017. All rights reserved.