Asakawa, Ken http://orcid.org/0000-0003-2382-2472
Ito, Akari
Kobayashi, Hinako
Iwai, Aya
Ito, Chihiro
Ishikawa, Hitoshi
Funding for this research was provided by:
Kitasato University School of Allied Health Sciences (2018-1041)
Article History
Received: 21 November 2018
Accepted: 26 March 2019
First Online: 1 April 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All research procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all subjects in this study.