VU, Tung; LUONG TRUNG, Kien; BUI, Thuan; DANG, Minh Quang; NGUYEN, Phuong Anh; LE, Ngoc. Smart Medical Robots: Dynamic LLM Routing for Question-Answering Systems. International Journal of Online and Biomedical Engineering (iJOE), [S. l.], v. 22, n. 04, p. pp. 43–61, 2026. DOI: 10.3991/ijoe.v22i04.57551. Disponível em: https://online-journals.org/index.php/i-joe/article/view/57551. Acesso em: 26 apr. 2026.