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Article History

Received: 25 August 2020

Accepted: 2 February 2021

First Online: 18 February 2021

Declarations

:

: The Korea Community Health Survey (KCHS) data are openly published. Participants’ data were fully anonymized prior to release. Our study was excluded from the review list pursuant to Article 2.2 of the Enforcement Rule of Bioethics and Safety Act in Korea, since the data was exempted from IRB review.

: Not applicable

: The authors declare no competing interests.