In subject area: Psychology Often measured as the smallest letters that can be read (e.g. on the Snellen chart) and expressed in relation to the normative value (see acuity scales). From: Encyclopedia of Infant and Early Childhood Development (Second Edition), 2020 ...
( early treatment diabetic retinopathy study chart,ETDRS) 视力 表由 Ferris 等[ ] 在 Bailey.Lovie 视力表 的基础上发展 出来 专 门用 于临床试验 的视力表 ,美 国国立眼科研究所 ( National Eye Institute ,NEI) 建议使用 ETDRS 表标 准测量 的视力 评分结果作 为观察临床 试验干预 的主要观察指 标和...
genotypephenotypeprimary hyperparathyroidismenteropancreatic tumourspituitary tumoursmorbidityAn abstract is unavailable. This article is available as a PDF only.doi:10.1016/S0002-9394(41)90645-1MartinHilmar G.Elsevier Inc.American Journal of Ophthalmology...
diabeticretinopathystudychart,ETDRS)视力表由Ferris等[] 在Bailey.Lovie视力表的基础上发展出来专门用于临床试验 的视力表,美国国立眼科研究所(NationalEyeInstitute,NEI) 建议使用ETDRS表标准测量的视力评分结果作为观察临床 试验干预的主要观察指标和主要终点 (primaryendpoint)m, 近年来随着年龄相关性黄斑变性 (age.relat...
THE ILLUMINATION OF THE SNELLEN CHART.An abstract is unavailable. This article is available as a PDF only.R. E