CoVaPh: A Vision-Language Multi-Agent Dialogue System for Tool-Augmented Pharmacogenetic Reasoning and Personalized Guidance. - Shang-Chun Luke Lu; Hsin Yang; Hui-Hsin Xue; Ping Lin Tsai; Yu Jing Weng; Shiou-Chi Li; Jen-Wei Huang; Hui Hua Chang (IWSLT, 2026)