Funding for this research was provided by:
Wellness Open Living Labs. LLC (10, 000$)
Text and Data Mining valid from 2018-12-01
Received: 15 October 2018
Accepted: 17 November 2018
First Online: 1 December 2018
Compliance with ethical standards
: Daiju Ueda received a research grant from Wellness Open Living Labs, LLC.
: This article does not contain any research involving human participants or animals performed by any of the authors.