1. Department of Pathology Yonsei University College of Medicine Seoul Republic of Korea
2. Biostatistics Collaboration Unit Yonsei University College of Medicine Seoul Republic of Korea
3. Department of Pathology Seoul National University Hospital, Seoul National University College of Medicine Seoul Republic of Korea
4. Division of Gastroenterology and Hepatology, Department of Internal Medicine Korea University School of Medicine Seoul Republic of Korea
5. Department of Systems Biology, Division of Cancer Medicine The University of Texas MD Anderson Cancer Center Houston USA
6. Department of Internal Medicine Yonsei University College of Medicine Seoul Republic of Korea
7. Department of Surgery Yonsei University College of Medicine Seoul Republic of Korea
8. Department of Systems Biology Division of Basic Science The University of Texas MD Anderson Cancer Center Houston TX USA
9. Graduate School of Medical Science Brain Korea 21 Project, Yonsei University College of Medicine Seoul Republic of Korea