HumanInsight Design and Validation of a Novel Smartphone-Based Visual Acuity Test: The K-VA Test Ophthalmol Ther. 2023 Mar 24. doi: 10.1007/s40123-023-00697-x. Online ahead of print. ABSTRACT INTRODUCTION: Visual acuity (VA) testing is a critical screening examination for the assessment of visual function. This study describes the development and validation of a smartphone-based VA test: the […]