Hanaoka, Hironari
Nishimoto, Tetsuya
Okazaki, Yuka
Takeuchi, Tsutomu
Kuwana, Masataka
Funding for this research was provided by:
Ministry of Health, Labour and Welfare
Article History
Received: 27 January 2020
Accepted: 7 April 2020
First Online: 21 April 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Keio University School of Medicine. We obtained informed written consent from all subjects prior to collecting samples in accordance with the tenets of the Declaration of Helsinki.
: Not applicable.
: None.