Expression of Concern: Machine Learning Approaches for Predicting Breast Cancer Recurrence: A Comparative Analysis. Mesopotamian Journal of Artificial Intelligence in Healthcare, [S. l.], v. 2026, p. 25–25, 2026. DOI: 10.58496/MJAIH/2026/010. Disponível em: https://journals.mesopotamian.press/index.php/MJAIH/article/view/1079. Acesso em: 7 mar. 2026.