Nishide, Ritsuko http://orcid.org/0000-0002-0347-5031
Mizutani, Mayumi
Tanimura, Susumu
Kudo, Noriko
Nishii, Takayuki
Hatashita, Hiroyo
Article History
Received: 5 September 2018
Accepted: 19 October 2018
First Online: 6 November 2018
Ethics approval and consent to participate
: An opt-out recruitment was adopted to obtain consent in this study. There was no objection from parents to use or provide the required information. This study was approved by the Ethics Committee of Mie University Graduate School of Medicine in 2015 (no.1462).
: Not applicable.
: The authors declare that they have no competing interests.
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