About the Authors
Fourth Department of Internal Medicine, Sapporo Medical University School of Medicine, Sapporo, Japan
Division of Clinical Oncology, Sapporo Medical University Graduate School of Medicine, chuo-ku, Sapporo, Japan
Division of Molecular Oncology, Sapporo Medical University Graduate School of Medicine, chuo-ku, Sapporo, Japan
The authors have declared that no competing interests exist.
Conceived and designed the experiments: RT JK. Performed the experiments: MY RT K. Murase YS MH FT TO. Analyzed the data: RT JK. Contributed reagents/materials/analysis tools: TS K. Miyanishi SI KT TH MK. Wrote the paper: RT YM JK.