Visual acuity^uncorrected:LogLenRto:Pt:Eye.left:Qn:ETDRS eye chart
visual acuity^uncorrected:loglenrto:pt:eye.left:qn:etdrs eye chart
Visual acuity^uncorrected:Log Length Ratio:To identify measures at a point in time:Eye.left:Quantitative:ETDRS eye chart
visual acuity^uncorrected:log length ratio:to identify measures at a point in time:eye.left:quantitative:etdrs eye chart