@article{echoefficientchestxrayreportgenerationwi,
  title = {ECHO: Efficient Chest X-ray Report Generation with One-step Block Diffusion},
  author = {Lifeng Chen and Tianqi You and Hao Liu and Zhimin Bao and Jile Jiao and Xiao Han and Zhicai Ou and Tao Sun and Xiaofeng Mou and Xiaojie Jin and Yi Xu},
  year = {2026},
  eprint = {2604.09450},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.09450},
}