Jwa, Seung Chik http://orcid.org/0000-0002-8815-5714
Nakashima, Akira
Kuwahara, Akira
Saito, Kazuki
Irahara, Minoru
Sakumoto, Tetsuro
Ishihara, Osamu
Saito, Hidekazu
Funding for this research was provided by:
Health and Labour Sciences Research Grants
Article History
Received: 19 July 2018
Accepted: 7 January 2019
First Online: 28 February 2019
Competing Interests
: The authors declare no competing interests.