DongYuan: An LLM-Based Framework for Integrative Chinese and Western Medicine Spleen-Stomach Disorders Diagnosis. - Hua Li; Yingying Li; Xiaobin Feng; Xinyi Fu; Lifeng Dong; Qingfeng Yang; Yanzhe Chen; Xiaoju Feng; Zhidong Cao; Jianbin Guo; Yanru Du (CoRR, 2026)