About the Authors

Takamichi Kogure

Affiliations Department of Health Policy Science, Tokyo Medical and Dental University, Graduate School of Medical and Dental Science, Tokyo, Japan, Department of Anesthesiology and Pain Relief Center, The University of Tokyo Hospital, Tokyo, Japan

Masahiko Sumitani

sumitanim-ane@h.u-tokyo.ac.jp

Affiliations Department of Anesthesiology and Pain Relief Center, The University of Tokyo Hospital, Tokyo, Japan, Department of Pain and Palliative Medicine, The University of Tokyo Hospital, Tokyo, Japan

Machi Suka

Affiliation Department of Public Health and Environmental Medicine, The Jikei University School of Medicine, Tokyo, Japan

Hirono Ishikawa

Affiliation Department of Health Communication, School of Public Health, The University of Tokyo, Tokyo, Japan

Takeshi Odajima

Affiliation Japanese Red Cross Kanto-Koshinetsu Block Blood Center, Tokyo, Japan

Ataru Igarashi

Affiliation Department of Drug Policy and Management, Graduate School of Pharmaceutical Sciences, The University of Tokyo, Tokyo, Japan

Makiko Kusama

Affiliation Laboratory of Pharmaceutical Regulatory Sciences, Graduate School of Pharmaceutical Sciences, The University of Tokyo, Tokyo, Japan

Masako Okamoto

Affiliation Department of Applied Biological Chemistry, Graduate School of Agricultural and Life Sciences, The University of Tokyo, Tokyo, Japan

Hiroki Sugimori

Affiliation Department of Preventive Medicine, Graduate School of Sports and Health Sciences, Daito Bunka University, Saitama, Japan

Kazuo Kawahara

Affiliation Department of Health Policy Science, Tokyo Medical and Dental University, Graduate School of Medical and Dental Science, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TK M. Sumitani KK. Performed the experiments: M. Sumitani TO. Analyzed the data: M. Suka HI MK MO HS KK. Contributed reagents/materials/analysis tools: AI. Wrote the paper: TK M. Suka HI HS.