Article History
Received: 17 November 2021
Accepted: 27 January 2022
First Online: 3 March 2022
Declarations
:
: Koji Nakao served as a director of the Japan Biodesign Kyokai since its establishment and was appointed as an advisor at the time that the association transitioned into Nihon Biodesign Gakkai, in 2020. Koji Nakao has no financial interest to declare and the other authors have no declarations regarding conflicting interests.