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Authors
Choi, Kyung-Hwa
Bae, Sanghyuk
Kim, Sungroul
Kwon, Ho-Jang
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Funding
Funding for this research was provided by:
National Strategic Project-Fine particle of the National Research Foundation of Korea (NRF-2017M3D8A1092012)
The Ministry of Science and ICT(MSIT), Korea (NRF-2017M3D8A1092012)
The Ministry of Environment(ME), Korea (NRF-2017M3D8A1092012)
Ministry of Health and Welfare (NRF-2017M3D8A1092012)
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Article History
Received: 15 December 2019
Accepted: 14 April 2020
First Online: 13 May 2020
Compliance with ethical standards
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: The authors declare that they have no competing interests.
: The study protocol was approved by the Institutional Review Board at Dankook University Hospital (DKUH 2017-10-017). The parents of the examined children provided written informed consent for the participation of their child in the study.
