Individualized co-expression-like index (iCKI) enables gene-gene interactions as individual biomarkers for complex disease. - Chen Sun; Haiyan Chen; Jing Xu; Siyu Wei; Junxian Tao; Jiacheng Wang; Yuping Zou; Wei She; Ruilin Li; Linna Yuan; Fanwu Kong; Guoping Tang; et al. (BMC Bioinform., 2025)