@article{r2genkghierarchicalmultimodalknowledgegr,
  title = {R2GenKG: Hierarchical Multi-modal Knowledge Graph for LLM-based Radiology Report Generation},
  author = {Futian Wang and Yuhan Qiao and Xiao Wang and Fuling Wang and Yuxiang Zhang and Dengdi Sun},
  year = {2025},
  eprint = {2508.03426},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2508.03426},
}