TY - GEN AU - King-Smith,P E AU - Kranda,K AU - Wood,I C TI - An acquired color defect of the opponent-color system SN - 0020-9988 PY - 1976///0901 KW - Adult KW - Color Perception Tests KW - methods KW - Color Vision Defects KW - classification KW - Eye KW - physiopathology KW - Humans KW - Male N1 - Publication Type: Case Reports; Journal Article ER -