Kim, Jae Young http://orcid.org/0000-0001-8563-9740
Shin, Myung Seok http://orcid.org/0000-0002-4510-0385
Lee, Sunho http://orcid.org/0000-0002-9334-1917
Article History
Received: 21 December 2020
Accepted: 17 August 2021
First Online: 8 September 2021
Declarations
:
: Present study was conducted with the approval of Ethics Committee/institutional review board of Chungnam National University Hospital (IRB No. 2013-06-014-001). All procedures in this study involving human participants was performed in accordance with the declaration of Helsinki. Written informed consent was obtained from all participant’s parents or legal guardians for participants. All data published here are under the consent for publication.
: Not Applicable.
: The authors declare that they have no competing interests.