TY - GEN AU - Hartenbaum,N P AU - Stack,C M TI - Color vision deficiency and the X-Chrom lens SN - 0362-4064 PY - 1997///1030 KW - Color Vision Defects KW - diagnosis KW - Contact Lenses KW - classification KW - Humans KW - Occupations N1 - Publication Type: Journal Article; Review ER -