Ueda, Michihisa
Jorner, Kjell http://orcid.org/0000-0002-4191-6790
Sung, Young Mo
Mori, Tadashi http://orcid.org/0000-0003-3918-0873
Xiao, Qi
Kim, Dongho
Ottosson, Henrik
Aida, Takuzo http://orcid.org/0000-0002-0002-8017
Itoh, Yoshimitsu http://orcid.org/0000-0002-8356-7605
Article History
Received: 21 February 2017
Accepted: 20 June 2017
First Online: 24 August 2017
Competing interests
: The authors declare no competing financial interests.