Y. Arman Karakaya, “Prognostic significance of PIK3CA immunoexpression and mutation status in triple-negative breast cancer”, Ann Med Res , vol. 33, no. 7, pp. 338–346, Jul. 2026, Accessed: Aug. 25, 2026. [Online]. Available: http://www.annalsmedres.org/index.php/aomr/article/view/4942