Little, Julie-Anne; Woodhouse, J Margaret; Saunders, Kathryn J, Corneal Power and Astigmatism in Down Syndrome. Optometry and Vision Science: June 2009 - Volume 86 - Issue 6 - pp 748-754
Co-author Dr Margaret Woodhouse is the Director of Innovation and Engagement at the University of Cardiff's School of Optometry and Vision Sciences, and head of the Down's Syndrome Vision Research Unit. The research unit has been studying visual development in children with Down’s syndrome since 1992. You will find a great deal of useful information on their web pages, including information sheets for parents, teachers and professionals, about "testing and managing eye problems".