Visual acuity measured with a smartphone app is more accurate than Snellen testing by emergency department providers

How Does Visual Impairment Affect Performance on Tasks of Everyday Life?

Sheila K. West · Archives of Ophthalmology · 2002 · 454 citations

Development and Validation of a Smartphone-Based Visual Acuity Test (Peek Acuity) for Clinical Practice and Community-Based Fieldwork

Andrew Bastawrous, Hillary Rono, Iain Livingstone et al. · JAMA Ophthalmology · 2015 · 332 citations · Full text

Prospective evaluation of visual acuity assessment: a comparison of snellen versus ETDRS charts in clinical practice (An AOS Thesis).

Peter K. Kaiser · PubMed · 2009 · 280 citations · Full text

An assessment of the iPad as a testing platform for distance visual acuity in adults

Joanna Black, Robert J. Jacobs, Glenn Phillips et al. · BMJ Open · 2013 · 93 citations · Full text

Assessment of the Effect of Visual Impairment on Mortality through Multiple Health Pathways: Structural Equation Modeling

Sharon L. Christ, David Lee, Byron L. Lam et al. · Investigative Ophthalmology & Visual Science · 2008 · 66 citations