“Do We Still Need Axillary Staging in the Context of Mastectomy After at Least One Breast Conservative Surgery for Ductal Carcinoma in Situ?”. Portuguese Journal of Oncology 3, no. 2 (April 14, 2021): 25–30. Accessed October 20, 2026. https://rpo.josekarvalho.net/index.php/rpo/article/view/22.