A multi-instance learning framework combining CNN and transformer for noninvasive coronary heart disease diagnosis using scleral images. - Gao, Chuxiang; Ma, Zongqing; Bai, Hantao; Shi, Yixuan; Fan, Fan; Huang, Guoliang; Zhang, Xiaoqing; Zhu, Jiang (Journal of Innovative Optical Health Sciences, 2026)