Color vision impairment in type 2 diabetes assessed by the D-15d test and the Cambridge Colour Test Claudia Feitosa-Santana - Feitosa-Santana, Claudia; Nishi, Mauro; Paramei, Galina V; Gualtieri, Mirella; Costa, Marcelo Fernandes da; Ventura, Dora Selma Fix (Ophthalmic and Physiological Optics, 2010)