Amazon.com description: Product Description: The vast information stored in this classic reference is right at your fingertips with this fully searchable DVD-ROM version. This easy-to-navigate DVD-ROM gives you instant access to the latest surgical techniques and treatments for primary open angle glaucoma, retinal detachment, ocular hypertension, and more. And you'll manage every eye problem, large and small, with confidence. Features: 3 new LWW ophthalmology articles posted to the site per month; access to the full content found across all 9 volumes of Duane's; approximately 80 chapters revised and/or new each year; new surgical videos posted to the site and then published as part of the annual DVD; quarterly updates on the accompanying website to the core content of Duane's (18-20 chapters per quarter) provided by the authors & test bank featuring over 350 multiple-choice and true/false questions with answers and explanations.