We evaluated the Runge card, a near-vision eye chart designed for ease of use, by testing agreement in visual acuity results between it and the Early Treatment Diabetic Retinopathy Study (ETDRS) ...
In clinical practice, the use of both conventional Snellen and ETDRS LogMAR visual acuity charts are common. The ETDRS chart is more commonly used in big studies since its design is standardised to ...
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