Smartphone-Assisted Placido Ring Imaging for K1 Stratification in Keratoconus: A Deep Learning Study. - Eroglu E; Tomaras N; Pathak KA; Sanchez J; Pinto-Colmenarez RA; Prieto JC; Dole L; Erukulla R; Maizel M; Djalilian AR; Soleimani M (Diagnostics (Basel, Switzerland), 2026)