Affiliation: | Quan Xu, Wen-Zhe Kang, Jian-Ping Xiong, Xin-Xin Shao, Wei-Kun Li, Hai-Tao Hu, Yan-Tao Tian, Department of Pancreatic and Gastric Surgery, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100021, China |