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Authors
Min, May Cho https://orcid.org/0000-0002-8153-6995
Takai, Jiro
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Article History
First Online: 17 September 2018
Compliance with Ethical Standards
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the university research review committee of the affiliation of the authors, and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.
: The authors declare that there was no conflict of interest in this research project.
