AB018. S018. The prognostic impact of primary tumor resection in pancreatic neuroendocrine tumors with synchronous multifocal liver metastases - Hong, Xiafei; Wu, Wenming; Dai, Hongmei; Lin, Chen; Wang, Xianze; Pang, Haiyu; Xu, Peiran; Jiang, Jialin; Zhao, Yupei (Annals of Pancreatic Cancer, 2018)