Trocar puncture with modified sump drainage for duodenal stump fistula after radical gastrectomy for gastric cancer: A retrospective controlled study oleh Xiao-Tong Wang, Han-Qing Ya, Long Wang, Huan-Huan Chen, Yan-Fei Zhang, Xiao-Hong Luo, Lei Li, Fan-Biao Kong, Xiao-Gang Zhong, Wei Mai