Ahmad, Azmir, Norfaridah Abdul Aziz, and Nor Hanani Ozali. 2020. “The Effect of External Illumination on CSV-1000 Contrast Sensitivity Measure Among Young Adults”. Healthscope: The Official Research Book of Faculty of Health Sciences, UiTM 2 (August). https://healthscopefsk.com/index.php/research/article/view/88.