Rakhmadian, K., Yopi Triputra, and Aulia Rahman. “Relationship Between Breast Cancer Subtypes and Serum CA 15-3 Levels With the Incidence of Pleural Effusion in Breast Cancer Patients at Dr. M. Djamil General Hospital, Padang, Indonesia”. Bioscientia Medicina : Journal of Biomedicine and Translational Research, Vol. 7, no. 6, July 2023, pp. 3345-50, doi:10.37275/bsm.v7i6.827.