Quantitative assessment of coronary peri-vascular fat attenuation index using dual-layer spectral CT for differentiating high-risk plaques in coronary artery disease. - Yipei Song; Ao Kan; Mengyao Hu; Ying Liu; Ziyan Feng; Qimin Fang; Xiwen Wang; Mengni Jin; Lianggeng Gong (BMC Medical Imaging, 2026)