A population-based predictive model to identify patients with signet ring cell carcinoma of the stomach who are most suitable for primary tumor resection oleh Biao Hu, Run-Pu Zou, Yin-Wen Gan, Yi-Hao Zhu, Si-Min Ren, Wei-Zhong Hou, Zhi-Xin Xie, Ru Wang, Wen-Ting Yang, Peng-Ji Lin, Jun-Tao Feng, Zi-Min Gao, Xu-Guang Guo