Liu, Yi
Higaki, Yuji http://orcid.org/0000-0002-1032-4661
Mukai, Masaru
Ohta, Noboru
Kabe, Taizo
Takahara, Atsushi http://orcid.org/0000-0002-0584-1525
Article History
Received: 20 August 2018
Revised: 17 September 2018
Accepted: 19 September 2018
First Online: 25 October 2018
Compliance with ethical standards
:
: The authors declare no competing financial interest.