作者机构:[1]Key Laboratory of Nuclear Analysis Techniques, Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China, [2]Department of General Surgery, the Second Affiliated Hospital, School of Medicine, Zhejiang University, Hangzhou 310009, China
相关基金:This work was supported by the National Natural Science Foundation of China (Major Project No.10490180) and Chinese Academy of Sciences (No.KJCXN01).