Enhancing Medicare Fraud Detection with a CNN–Transformer– XGBoost Framework and Explainable AI. International Journal of Engineering Research and Science & Technology, [S. l.], v. 22, n. 3(1), p. 2359–2365, 2026. DOI: 10.62643/. Disponível em: https://ijerst.org/index.php/ijerst/article/view/4428. Acesso em: 21 sep. 2026.