AU - Hessman CJ, Naik AM, Kearney NM, et al TI - COmparative validation of online nomograms for predicting nonsentinel lymph node status in sentinel lymph node–positive breast cancer PT - JOUR DP - 2011 TA - Archives of Surgery pages = {1035-1040}, VI - 146 IP - 9 AID - 10.1001/archsurg.2011.201 [doi] 4100 - http://dx.doi.org/10.1001/archsurg.2011.201 SO - Archives of Surgery September 1, 2011 146(9):1035