Joensuu, Heikki, and Sakari Toikkanen. “Identification of Subgroups With Favorable Prognosis in Breast Cancer”. Acta Oncologica 31, no. 3 (January 1, 1992): 293–301. Accessed November 21, 2024. https://medicaljournalssweden.se/actaoncologica/article/view/31835.