Sparse, Dense, or Hybrid? Comparing Retrieval Strategies for Biomedical Question Answering with Retrieval-Augmented Generation. Journal of Science, Innovation & Social Impact, [S. l.], v. 2, n. 2, p. 141–152, 2026. Disponível em: https://pinnaclepubs.com/index.php/JSISI/article/view/727. Acesso em: 22 jun. 2026.