Prognosis Analysis of Surgical and Non-surgical Treatment for Patients with Pancreatic Neuroendocrine Tumor with Liver Metastasis 
SONG Jiaxin,ZHANG Xianbin,ZHANG Houli,MA Li
Chinese General Practice . 2019, (32): 3939 -3943 .  DOI: 10.12114/j.issn.1007-9572.2019.00.274