Hashimoto, Tomoko
Ichihashi, Shigeo
Iwakoshi, Shinichi
Kichikawa, Kimihiko
Article History
Received: 30 May 2015
Revised: 28 October 2015
Accepted: 3 December 2015
First Online: 25 February 2016
Competing interests
: Tomoko Hashimoto is an employee of Omron Healthcare and has received >1 000 000 yen for her employment.
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