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Authors
Kanazawa, Seiji https://orcid.org/0000-0002-9208-6133
Muromoto, Jin
Ozawa, Katsusuke
Mikami, Masashi
Ogawa, Kohei
Wada, Seiji
Sago, Haruhiko https://orcid.org/0000-0001-9387-1849
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Funding
Funding for this research was provided by:
National Center for Child Health and Development (29-32)
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Article History
Received: 23 September 2019
Accepted: 30 November 2019
First Online: 7 January 2020
Compliance with ethical standards
:
: The authors declare no conflicts of interest in association with the present study.
: This study was approved by the Ethics Committee of the National Center for Child Health and Development (ethical review No. 1644).
