Saitoh, Masato http://orcid.org/0000-0002-9237-8363
Nakamura, Yuki
Hanasaki, Mika
Saitoh, Issei
Murai, Yuji
Kurashige, Yoshihito
Fukumoto, Satoshi
Asaka, Yukiko
Yamada, Masaaki
Sekine, Michikazu
Hayasaki, Haruaki
Kimoto, Shigenari
Funding for this research was provided by:
Japanese Dental Science Federation (JDSF-DSP1-2017-109-1)
Article History
Received: 11 July 2018
Accepted: 19 October 2018
First Online: 31 October 2018
Ethics approval and consent to participate
: The study was approved by the research ethics committee of the Health Sciences University of Hokkaido (reference number 2015-012), and all children or the children’s guardians provided written informed consent in accordance with the revised Declaration of Helsinki. In other university hospitals, permission to conduct the study was obtained from the respective deans.
: Not applicable
: The authors declare that they have no competing interests.
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