A prediction model for lymph node metastases using pathologic features in patients intraoperatively diagnosed as stage I non-small cell lung cancer oleh Fei Zhao, Yue Zhou, Peng-Fei Ge, Chen-Jun Huang, Yue Yu, Jun Li, Yun-Gang Sun, Yang-Chun Meng, Jian-Xia Xu, Ting Jiang, Zhi-Xuan Zhang, Jin-Peng Sun, Wei Wang