Unsupervised Lesion-Aware Transfer Learning for Diabetic Retinopathy Grading in Ultra-Wide-Field Fundus Photography - Yanmiao Bai; Jinkui Hao; Huazhu Fu; Yan Hu; Xinting Ge; Jiang Liu; Yitian Zhao; Jiong Zhang (Medical Image Computing and Computer Assisted Intervention - MICCAI 2022 - 25th International Conference, Singapore, September 18-22, 2022, Proceedings, Part II, 2022)