[1] Yonsei University College of Medicine,Department of Surgery
[2] Shanghai Jiao Tong University,Department of Surgery, Rui Jin Hospital, School of Medicine
[3] Yonsei University College of Medicine,Cancer Metastasis Research Center
[4] Yonsei University College of Medicine,Brain Korea 21 Project for Medical Science
[5] Zhejiang University,Department of Surgical Oncology, Sir Run Run Shaw Hospital, College of Medicine