作者机构:[1]Department of General Surgery, Xuanwu Hospital, Capital Medical University, Beijing 100053, China
相关基金:This study was supported by grants from the Capital Medical Development Foundation (No. 2009-153) and the National Natural Science Foundation Youth Fund (No.81200325).
Address for correspondence:Dr.Fei Li Department of General Surgery, Xuanwu Hospital, Capital Medical University, Beijing 100053, China E-Mail:feli36@ccmu.edu.cn