About the Authors

Kenji Hashimoto

gonmusao@k6.dion.ne.jp

Affiliation Department of Breast Oncology and Medical Oncology, National Cancer Center Hospital, Tokyo, Japan

Yuko Sasajima

Affiliation Department of Pathology and Clinical Laboratories, National Cancer Center Hospital, Tokyo, Japan

Masashi Ando

Affiliation Department of Breast Oncology and Medical Oncology, National Cancer Center Hospital, Tokyo, Japan

Kan Yonemori

Affiliation Department of Breast Oncology and Medical Oncology, National Cancer Center Hospital, Tokyo, Japan

Akihiro Hirakawa

Affiliation Department of Management Science, Graduate School of Engineering, Tokyo University of Science, Tokyo, Japan

Koh Furuta

Affiliation Department of Pathology and Clinical Laboratories, National Cancer Center Hospital, Tokyo, Japan

Hitoshi Tsuda

Affiliation Department of Pathology and Clinical Laboratories, National Cancer Center Hospital, Tokyo, Japan

Yasuhiro Fujiwara

Affiliation Department of Breast Oncology and Medical Oncology, National Cancer Center Hospital, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KH HT MA KY. Performed the experiments: KH YS KF. Analyzed the data: KH AH HT KY MA YF. Contributed reagents/materials/analysis tools: KH HT YS AH. Wrote the paper: KH HT YF.