Psychophysical Evaluation of Achromatic and Chromatic Vision of Workers Chronically Exposed to Organic Solvents

<table>Mean temporal luminance contrast sensitivity at 7 temporal frequencies. Black diamonds represent the gas station workers contrast sensitivity and dark area represents the interval of confidence of control group.</table>

Journal of Environmental and Public Health

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Figure 2

Figure 2: Psychophysical Evaluation of Achromatic and Chromatic Vision of Workers Chronically Exposed to Organic Solvents 