@article{machinelearningforcataractclassification,
  title = {Machine Learning for Cataract Classification and Grading on Ophthalmic Imaging Modalities: A Survey},
  author = {Xiaoqing Zhang and Yan Hu and Zunjie Xiao and Jiansheng Fang and Risa Higashita and Jiang Liu},
  year = {2020},
  eprint = {2012.04830},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.04830v4},
}