Funding for this research was provided by:
Yuumi Memorial Foundation for Home Health Care
Text and Data Mining valid from 2018-11-02
Received: 5 July 2018
Accepted: 17 October 2018
First Online: 2 November 2018
: The authors declared that they have no competing interest.
: This study was approved by the ethics committee of Kansai Medical University, Japan (No. 2016118). Written informed consent was obtained from all study participants.
: Not applicable.
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