title: Protanomals and deuteranomals.
authors.affiliation: College of Optometry, Ohio State University, Columbus.
authors.forename: G A
authors.initials: GA
authors.lastname: Fry
mesh_terms: D003118:Color Perception / Q000502:physiology*; D003117:Color Vision Defects / Q000503:physiopathology*; D006801:Humans; D008027:Light; D008433:Mathematics; D012168:Retinal Pigments / Q000502:physiology; D013057:Spectrum Analysis
chemical_list: D012168:Retinal Pigments