@inproceedings{han2026medconceal,
  title = {MedConceal: A Benchmark for Clinical Hidden-Concern
           Reasoning Under Partial Observability},
  author = {Han, Yikun and Chan, Joey and Chen, Jingyuan and
            Ai, Mengting and Du, Simo and Guo, Yue},
  booktitle = {Conference on Language Modeling},
  year = {2026}
}