“Late Retroperitoneal Metastasis from Invasive Ductal Carcinoma of the Breast: Diagnostic Challenges and the Role of Biopsy and Immunohistochemical Profiling — A Case Report”. Journal of Carcinogenesis 24, no. 10s (December 12, 2025): 570–574. Accessed February 5, 2026. https://carcinogenesis.com/index.php/JOC/article/view/1700.