Pre-employment colour vision testing.
Sofoluwe
G O
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D000328:Adult; D003119:Color Perception Tests / Q000592:standards*; D003117:Color Vision Defects / Q000175:diagnosis*; D004651:Employment; D005189:False Positive Reactions; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000592:standards*