“Recurrence of Breast Cancer Among Bangladeshi Women Using Two Serum Protein Tumor Markers, Carcinoembryonic Antigen (CEA) and Carbohydrate Antigen 15-3 (CA15-3): A Prospective Observational Study”. British Journal of Multidisciplinary and Advanced Studies 4, no. 4 (August 4, 2023): 52–70. Accessed September 19, 2025. https://bjmas.org/index.php/bjmas/article/view/569.