1. Genome Science Division, Research Center for Advanced Science and Technology (RCAST), The University of Tokyo, Tokyo, Japan.
2. Department of Gastroenterology and Hepatology, Yokohama City University Graduate School of Medicine, Kanagawa, Japan.
3. Department of Preventive Medicine, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan.
4. Department of Genomic Pathology, Medical Research Institute, Tokyo Medical and Dental University, Tokyo, Japan.
5. Department of Pathology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan.
6. Division of Cancer Genomics, National Cancer Center Research Institute, Tokyo, Japan.
7. Department of Surgery, Yokohama City University Graduate School of Medicine, Kanagawa, Japan.
8. Department of Gastrointestinal Surgery, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan.
9. Laboratory of Molecular Medicine, Institute of Medical Science, The University of Tokyo, Tokyo, Japan.