Fine-Tuning Large Language Models and Machine Learning for Extracting Entities and Relationships in Spanish Medical Texts. - José Alejandro Reyes-Ortíz; Nidia K. Serafin-Rojas; Maricela Bravo; Jousé Padilla-Cuevas (Int. J. Comb. Optim. Probl. Informatics, 2025)