Authors: Pamela A Sample; Christopher A Girkin; Linda M Zangwill; Sonia Jain; Lyne Racette; Lida M Becerra; Robert N Weinreb; Felipe A Medeiros; M Roy Wilson; Julio De León-Ortega; Celso Tello; Christopher Bowd; Jeffrey M Liebmann Journal: Arch Ophthalmol Date: 2009-09