@inproceedings{emnlp2026b, author = {Chuan Li and Chengyu Wang and Cen Chen and Ye Lyu and Mingyuan Fan and Ming Gao}, title = {{SAGE}: Semantic Anchor-Guided Evolution for Grounded Medical {QA} Data Synthesis}, booktitle = {Proceedings of the 2026 Conference on Empirical Methods in Natural Language Processing}, pages = {4027--4046}, year = {2026} }