Hoti, Adrian, Edmond Gashi, Fationa Kraja, and Agim Sallaku. “Association of Carcinoembryonic Antigen (CEA) and Cancer Antigen 15-3 (CA 15-3) With Socio-Demographic Factors and Metastases Site in Women With Metastatic Breast Cancer in Albania”. South Eastern European Journal of Public Health (January 24, 2023). Accessed March 29, 2024. http://seejph.com/index.php/seejph/article/view/116.