Duc, Hai Nguyen http://orcid.org/0000-0001-8419-7784
Oh, Hojin
Kim, Min-Sun http://orcid.org/0000-0001-9952-0038
Article History
Received: 9 August 2021
Accepted: 13 October 2021
First Online: 22 October 2021
Declarations
:
: Before investigations, all participants in KNHANES provided written informed consent, which was carried out by the Health and Nutrition Examination Department of the Korea Centers for Disease Control and Prevention. This study was approved by the KNHANES inquiry commission (IRB Approval numbers: 2009-01CON-03-2C, 2010-02CON-21-C, 2011-02CON-06-C, 2012-01EXP-01-2C, 2013-07CON-03-4C, 2013-12EXP-03-5C). From 2016 to 2017, KNHANES was exempt from review regarding research ethics under the Bioethics and Safety Act.
: Not applicable.
: The authors declare no competing interests.