Koike, Hideki
Morita, Toshisuke
Tatebe, Junko
Watanabe, Ippei
Koike, Makiko
Yao, Shintaro
Shinohara, Masaya
Yuzawa, Hitomi
Suzuki, Takeya
Fujino, Tadashi
Ikeda, Takanori
Article History
Received: 24 June 2018
Accepted: 26 October 2018
First Online: 8 November 2018
Compliance with ethical standards
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: This research received no grants from any funding agencies in the public, commercial, or not-for-profit sectors. The authors declare that there is no conflict of interest.