The early treatment in diabetic retinopathy study chart compared with the tumbling-E and Landolt-C

Visual acuity (VA) is a measure of the visual system’s ability to resolve fine detail and is expressed using the logarithm of the minimal angle of resolution (logMAR), which depends on the angular size of critical detail in optotypes. Charts originally developed for the Early Treatment in Diabetic R...

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Bibliographic Details
Main Authors: Treacy, M, Hurst, T, Conway, M, Duignan, E, Dimitrov, B, Brennan, N, Cassidy, L
Format: Journal article
Language:English
Published: Elsevier 2015