“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, vol. 4, no. 4, Aug. 2023, pp. 52-70, https://doi.org/10.37745/bjmas.2022.0270.