About the Authors

Yoshikane Yamauchi

Affiliation Department of Surgery, School of Medicine, Keio University, Tokyo, Japan

Yotaro Izumi

yotaroizumi@a2.keio.jp

Affiliation Department of Surgery, School of Medicine, Keio University, Tokyo, Japan

Masanori Inoue

Affiliation Department of Diagnostic Radiology, School of Medicine, Keio University, Tokyo, Japan

Hiroaki Sugiura

Affiliation Department of Diagnostic Radiology, School of Medicine, Keio University, Tokyo, Japan

Taichiro Goto

Affiliation Department of Surgery, School of Medicine, Keio University, Tokyo, Japan

Masaki Anraku

Affiliation Department of Surgery, School of Medicine, Keio University, Tokyo, Japan

Takashi Ohtsuka

Affiliation Department of Surgery, School of Medicine, Keio University, Tokyo, Japan

Mitsutomo Kohno

Affiliation Department of Surgery, School of Medicine, Keio University, Tokyo, Japan

Kenzo Soejima

Affiliation Department of Pulmonary Medicine, School of Medicine, Keio University, Tokyo, Japan

Hiroaki Nomori

Affiliation Department of Surgery, School of Medicine, Keio University, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YY YI MI KS HN. Performed the experiments: YY YI MI HS TG MA TO MK HN. Analyzed the data: YY YI KS HN. Contributed reagents/materials/analysis tools: YY YI TG MA TO MK. Wrote the paper: YY YI HN.