title: Color vision deficiency and the X-Chrom lens.
authors.forename: N P
authors.initials: NP
authors.lastname: Hartenbaum
authors.forename: C M
authors.initials: CM
authors.lastname: Stack
mesh_terms: D003117:Color Vision Defects / Q000175:diagnosis / Q000534:rehabilitation*; D003261:Contact Lenses / Q000145:classification; D006801:Humans; D009790:Occupations