Yamazaki, H Contrast thresholds of diabetic patients determined by VECP and psychophysical measurements. [electronic resource] - Acta ophthalmologica Jun 1982 - 386-92 p. digital Publication Type: Journal Article ISSN: 0001-639X Standard No.: 10.1111/j.1755-3768.1982.tb03029.x doi Subjects--Topical Terms: AdolescentAdultAgedChildDiabetic Retinopathy--diagnosisDifferential ThresholdEvoked Potentials, VisualFemaleHumansMaleMiddle AgedPsychophysicsVision, Ocular--physiology