This study changes so much on the previous thinking of doing lymph node dissection.
However, its also important to note, patients underwent radiation after the lumpectomy.
in reference to: Axillary Dissection vs No Axillary Dissection in Women With Invasive Breast Cancer and Sentinel Node Metastasis, February 9, 2011, Giuliano et al. 305 (6): 569 ā JAMA (view on Google Sidewiki)